Re: KeyError: 'browser.forgot_password'

Running pgAdmin4 without apache give exactly the same error.

You can find the config files in attachment.

François

Le 21/01/19 à 09:42, Khushboo Vashi a écrit :
>
>
> On Mon, Jan 21, 2019 at 2:04 AM François Valenduc
> <francoisvalenduc(at)gmail(dot)com <mailto:francoisvalenduc(at)gmail(dot)com>> wrote:
>
> One more thing, the error message contains this:
>
> [Sun Jan 20 21:18:11.324947 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]     <div
> class="col-7"><span class="help-block">{{ _('<a href="%(url)s"
> class="text-white">Forgotten your password</a>?',
> url=url_for('browser.forgot_password')) }}</span></div>
> [Sun Jan 20 21:18:11.325001 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]   File
> "/usr/local/pgadmin4/lib/python3.6/site-packages/flask/helpers.py",
> line 308, in url_for
> [Sun Jan 20 21:18:11.325020 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]    
> appctx.app.inject_url_defaults(endpoint, values)
> [Sun Jan 20 21:18:11.325052 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]   File
> "/usr/local/pgadmin4/lib/python3.6/site-packages/flask/app.py",
> line 1786, in inject_url_defaults
> [Sun Jan 20 21:18:11.325064 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]     func(endpoint, values)
> [Sun Jan 20 21:18:11.325082 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]   File
> "/usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4/pgadmin/__init__.py",
> line 637, in add_internal_version
> [Sun Jan 20 21:18:11.325094 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]     urls = [url for url
> in app.url_map.iter_rules(endpoint)]
> [Sun Jan 20 21:18:11.325112 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]   File
> "/usr/local/pgadmin4/lib/python3.6/site-packages/werkzeug/routing.py",
> line 1205, in iter_rules
> [Sun Jan 20 21:18:11.325124 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>]     return
> iter(self._rules_by_endpoint[endpoint])
> [Sun Jan 20 21:18:11.325172 2019] [wsgi:error] [pid 10108] [remote
> 127.0.0.1:56030 <http://127.0.0.1:56030>] KeyError:
> 'browser.forgot_password'
>
> So, it uses the Flask version of the virtual environment, and
> still it doesn't work. I don't understand anything.
>
> Without configuring apache, can you please try to run the pgAdmin 4,
> the steps are as below.
>
> Steps:
>
> 1. Go to the pgAdmin directory  -  cd
> /usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4/
> 2. Activate the virtual environment
> 3. Run the pgAdmin 4  -  python pgAdmin4.py
>
> Thanks,
> Khushboo
>
> François
>
>
> Le 20/01/19 à 21:23, François Valenduc a écrit :
>>
>> Reading the doc of mod_wgsi
>> (https://modwsgi.readthedocs.io/en/develop/user-guides/virtual-environments.html),
>> I also added this at the beginning of the pgAdmin4.wsgi file:
>>
>> python_home = '/usr/local/pgadmin4'
>>
>> activate_this = python_home + '/bin/activate_this.py'
>> exec(open(activate_this).read())
>>
>> And it still doesn't solve the problem ? How is this possible
>> that with all that, the application seems to not take into
>> account the virtual environnment ? As I said in an earlier
>> message, the version of flask in the virtual environment is
>> correct (0.12.4).
>> I really do not understand at all why it doesn't want to work.
>>
>> Thanks for your help,
>>
>> François
>>
>>
>> Le 18/01/19 à 20:54, François Valenduc a écrit :
>>>
>>> Indeed, I have 2 versions on the machine. I only managed to get
>>> pgadmin 3.6 working again by restoring a backup of my system.
>>> This version has been installed as a gentoo package. Strangely,
>>> it works with Flask 1.0.2 as you can see in the screenshot. One
>>> would expect that if 3.6 works with flask 1.0.2, newer version
>>> would also work with this flask version, but it is not the case.
>>>
>>> I also tried to install version 4.1 in a virtual environment. As
>>> I already said several times, I installed it with pip from the
>>> whl file downloaded from the pgadmin website. Despite al my
>>> tries, I can't get it to work. Would there be a conflict between
>>> the 2 versions ? I thought setting python-home and python-pip
>>> would help to avoid conflicts.
>>>
>>> I also doesn't understand why you asked to set this: <Directory
>>> /usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4/*web*>
>>> The subdirectory "web" doesn't exist.
>>> I really don't know what I could try next.
>>>
>>> François
>>>
>>>
>>> Le 18/01/19 à 06:52, Khushboo Vashi a écrit :
>>>> Do you have 2 setup for pgAdmin 4 on the machine?
>>>>
>>>> On Fri, Jan 18, 2019 at 11:20 AM François Valenduc
>>>> <francoisvalenduc(at)gmail(dot)com
>>>> <mailto:francoisvalenduc(at)gmail(dot)com>> wrote:
>>>>
>>>> I have changed it and it still doesn't work.
>>>>
>>>> François 
>>>>
>>>> Le ven. 18 janv. 2019 06:22, Khushboo Vashi
>>>> <khushboo(dot)vashi(at)enterprisedb(dot)com
>>>> <mailto:khushboo(dot)vashi(at)enterprisedb(dot)com>> a écrit :
>>>>
>>>>
>>>>
>>>> On Thu, Jan 17, 2019 at 5:21 PM François Valenduc
>>>> <francoisvalenduc(at)gmail(dot)com
>>>> <mailto:francoisvalenduc(at)gmail(dot)com>> wrote:
>>>>
>>>> I have installed pdadmin 3.6 and Flask 1.0.2 with
>>>> the packaging management of gentoo and it works.
>>>>
>>>> I have also installed a virtual environment for
>>>> pgadmin 4.1 (which I installed from the wheel file
>>>> with pip). So the result of pip freeze | grep Flask
>>>> in this environment is this:
>>>>
>>>> Flask==0.12.4
>>>> Flask-BabelEx==0.9.3
>>>> Flask-Gravatar==0.5.0
>>>> Flask-HTMLmin==1.3.2
>>>> Flask-Login==0.3.2
>>>> Flask-Mail==0.9.1
>>>> Flask-Migrate==2.1.1
>>>> Flask-Paranoid==0.2.0
>>>> Flask-Principal==0.4.0
>>>> Flask-Security==3.0.0
>>>> Flask-SQLAlchemy==2.3.2
>>>> Flask-WTF==0.14.2
>>>>
>>>> I think this is correct. Then I configured apache
>>>> like this:
>>>>
>>>> WSGIDaemonProcess pgadmin-virt user=apache
>>>> group=apache processes=1 threads=25
>>>> python-home=/usr/local/pgadmin4
>>>> python-path=/usr/local/pgadmin4:/usr/local/pgadmin4/lib/python3.6/site-packages
>>>> WSGIScriptAlias /pgadmin4-virt
>>>> /usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4/pgAdmin4.wsgi
>>>>
>>>> <Directory
>>>> /usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4>
>>>>
>>>>  The directory path should be till web directory. It
>>>> should be <Directory
>>>> /usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4/*web*>
>>>>
>>>>         WSGIProcessGroup pgadmin-virt
>>>>         WSGIApplicationGroup %{GLOBAL}
>>>>         WSGIScriptReloading On
>>>>         require all granted
>>>> </Directory>
>>>>
>>>> Unfortunately, when I access the application (via
>>>> http://localhost/pgadmin-virt), it still fails with
>>>> the same error. What I am doing wrong ?
>>>>
>>>> Thanks in advance for your help.
>>>>
>>>> François
>>>>
>>>> Le 17/01/19 à 12:27, Khushboo Vashi a écrit :
>>>>>
>>>>>
>>>>> On Wed, Jan 16, 2019 at 5:37 PM François Valenduc
>>>>> <francoisvalenduc(at)gmail(dot)com
>>>>> <mailto:francoisvalenduc(at)gmail(dot)com>> wrote:
>>>>>
>>>>> I updated flask in the virtual environnement
>>>>> as you can see. Is is now. But when I install
>>>>> pgadmib, I get this:
>>>>> pgadmin4 4.1 has requirement Flask==0.12.4,
>>>>> but you'll have flask 1.0.2 which is incompatible.
>>>>> So what is in fact the required version of
>>>>> Flask for pgadmin 4 ?
>>>>>
>>>>>
>>>>> For pgAdmin 4  v4.1, Flask 0.12.4 is required.
>>>>> Flask 1.0.2 is incompatible.
>>>>> Also, you need to give the virtual environment
>>>>> path in apache configuration file.
>>>>> The link which I have provided could be the guide
>>>>> for you.
>>>>>
>>>>> Le mer. 16 janv. 2019 à 12:57, François
>>>>> Valenduc <francoisvalenduc(at)gmail(dot)com
>>>>> <mailto:francoisvalenduc(at)gmail(dot)com>> a écrit :
>>>>>
>>>>> It is indeed a problem with the flask version:
>>>>> pip freeze in the virtual environnement
>>>>> give this:
>>>>> alembic==1.0.6
>>>>> asn1crypto==0.24.0
>>>>> Babel==2.6.0
>>>>> bcrypt==3.1.5
>>>>> blinker==1.4
>>>>> cffi==1.11.5
>>>>> Click==7.0
>>>>> cryptography==2.4.2
>>>>> extras==1.0.0
>>>>> fixtures==3.0.0
>>>>> Flask==0.12.4
>>>>>
>>>>> I installed the last version in the
>>>>> virtual environnement, how can it be
>>>>> possible that pip install the wrong
>>>>> version of Flask ?
>>>>>
>>>>> Le mer. 16 janv. 2019 à 06:08, Khushboo
>>>>> Vashi <khushboo(dot)vashi(at)enterprisedb(dot)com
>>>>> <mailto:khushboo(dot)vashi(at)enterprisedb(dot)com>>
>>>>> a écrit :
>>>>>
>>>>> One more thing, please upgrade to the
>>>>> latest version i.e. pgAdmin 4 V 4.1.
>>>>>
>>>>>
>>>>> On Tue, Jan 15, 2019 at 10:40 PM
>>>>> François Valenduc
>>>>> <francoisvalenduc(at)gmail(dot)com
>>>>> <mailto:francoisvalenduc(at)gmail(dot)com>>
>>>>> wrote:
>>>>>
>>>>> As suggested, I used a virtual
>>>>> environnement following the
>>>>> instruction
>>>>> from http://gergap.de/using-virtualenv-on-gentoo.html
>>>>>
>>>>> Inside it, I installed pgadmin 4.1
>>>>> with pip install <whl file>
>>>>> (downloaded from the pgadmin website).
>>>>> I adapted the apache configuration
>>>>> as follows:
>>>>>
>>>>> WSGIDaemonProcess pgadmin-net
>>>>> processes=1 threads=25
>>>>> python-home= /usr/local/pgadmin4/
>>>>> WSGIScriptAlias /pgadmin4
>>>>> /usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4/pgAdmin4.wsgi
>>>>>
>>>>>
>>>>> <Directory
>>>>> /usr/local/pgadmin4/lib/python3.6/site-packages/pgadmin4>
>>>>>         WSGIProcessGroup pgadmin-net
>>>>>         WSGIApplicationGroup %{GLOBAL}
>>>>>         AuthType Basic
>>>>>         AuthName "Restricted Area"
>>>>>         AuthUserFile
>>>>> /etc/apache2/.htpasswd
>>>>>         Require valid-user
>>>>> </Directory>
>>>>>
>>>>> Unfortunately, it is still not
>>>>> working, I am getting the same error.
>>>>>
>>>>> Best regards,
>>>>>
>>>>> François
>>>>>
>>>>> Le mar. 15 janv. 2019 à 07:29,
>>>>> Khushboo Vashi
>>>>> <khushboo(dot)vashi(at)enterprisedb(dot)com
>>>>> <mailto:khushboo(dot)vashi(at)enterprisedb(dot)com>>
>>>>> a écrit :
>>>>>
>>>>> Can you set up your virtual
>>>>> environment once again as I
>>>>> see your Flask version is
>>>>> 1.0.2 and we have 0.12.4 in
>>>>> pgAdmin 4.
>>>>>
>>>>> On Tue, Jan 15, 2019 at 2:16
>>>>> AM François Valenduc
>>>>> <francoisvalenduc(at)gmail(dot)com
>>>>> <mailto:francoisvalenduc(at)gmail(dot)com>>
>>>>> wrote:
>>>>>
>>>>> Good evening,
>>>>>
>>>>> I am using pgadmin 3.6 on
>>>>> gentoo as a wsgi
>>>>> application (with apache) and
>>>>> I get an error 500. I find
>>>>> this in the logs:
>>>>>
>>>>> [Mon Jan 14
>>>>> 21:41:04.960251 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]
>>>>> mod_wsgi (pid=2173):
>>>>> Exception occurred
>>>>> processing WSGI
>>>>> script
>>>>> '/usr/share/pgadmin4/web/pgAdmin4.wsgi'.
>>>>> [Mon Jan 14
>>>>> 21:41:04.963700 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]
>>>>> Traceback (most recent
>>>>> call last):
>>>>> [Mon Jan 14
>>>>> 21:41:04.963862 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 2309, in __call__
>>>>> [Mon Jan 14
>>>>> 21:41:04.963876 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> return
>>>>> self.wsgi_app(environ,
>>>>> start_response)
>>>>> [Mon Jan 14
>>>>> 21:41:04.963891 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 2295, in wsgi_app
>>>>> [Mon Jan 14
>>>>> 21:41:04.963898 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> response =
>>>>> self.handle_exception(e)
>>>>> [Mon Jan 14
>>>>> 21:41:04.963910 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 1741, in
>>>>> handle_exception
>>>>> [Mon Jan 14
>>>>> 21:41:04.963917 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> reraise(exc_type,
>>>>> exc_value, tb)
>>>>> [Mon Jan 14
>>>>> 21:41:04.963928 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/_compat.py",
>>>>> line 35, in reraise
>>>>> [Mon Jan 14
>>>>> 21:41:04.963935 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> raise value
>>>>> [Mon Jan 14
>>>>> 21:41:04.963946 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 2292, in wsgi_app
>>>>> [Mon Jan 14
>>>>> 21:41:04.963953 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> response =
>>>>> self.full_dispatch_request()
>>>>> [Mon Jan 14
>>>>> 21:41:04.963975 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 1815, in
>>>>> full_dispatch_request
>>>>> [Mon Jan 14
>>>>> 21:41:04.963982 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> rv =
>>>>> self.handle_user_exception(e)
>>>>> [Mon Jan 14
>>>>> 21:41:04.963993 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 1718, in
>>>>> handle_user_exception
>>>>> [Mon Jan 14
>>>>> 21:41:04.964000 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> reraise(exc_type,
>>>>> exc_value, tb)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964011 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/_compat.py",
>>>>> line 35, in reraise
>>>>> [Mon Jan 14
>>>>> 21:41:04.964017 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> raise value
>>>>> [Mon Jan 14
>>>>> 21:41:04.964028 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 1813, in
>>>>> full_dispatch_request
>>>>> [Mon Jan 14
>>>>> 21:41:04.964035 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> rv = self.dispatch_request()
>>>>> [Mon Jan 14
>>>>> 21:41:04.964045 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 1799, in
>>>>> dispatch_request
>>>>> [Mon Jan 14
>>>>> 21:41:04.964052 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> return
>>>>> self.view_functions[rule.endpoint](**req.view_args)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964063 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask_security/decorators.py",
>>>>> line
>>>>> 230, in wrapper
>>>>> [Mon Jan 14
>>>>> 21:41:04.964069 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> return f(*args, **kwargs)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964080 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask_security/views.py",
>>>>> line 89,
>>>>> in login
>>>>> [Mon Jan 14
>>>>> 21:41:04.964086 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> **_ctx('login'))
>>>>> [Mon Jan 14
>>>>> 21:41:04.964097 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask_security/core.py",
>>>>> line 528,
>>>>> in render_template
>>>>> [Mon Jan 14
>>>>> 21:41:04.964103 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> return
>>>>> render_template(*args,
>>>>> **kwargs)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964114 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/templating.py",
>>>>> line 135, in
>>>>> render_template
>>>>> [Mon Jan 14
>>>>> 21:41:04.964120 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> context, ctx.app)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964131 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/templating.py",
>>>>> line 117, in
>>>>> _render
>>>>> [Mon Jan 14
>>>>> 21:41:04.964137 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> rv = template.render(context)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964154 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/jinja2/asyncsupport.py",
>>>>> line 76, in
>>>>> render
>>>>> [Mon Jan 14
>>>>> 21:41:04.964165 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> return
>>>>> original_render(self,
>>>>> *args, **kwargs)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964195 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/jinja2/environment.py",
>>>>> line 1008,
>>>>> in render
>>>>> [Mon Jan 14
>>>>> 21:41:04.964204 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> return
>>>>> self.environment.handle_exception(exc_info,
>>>>> True)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964223 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/jinja2/environment.py",
>>>>> line 780, in
>>>>> handle_exception
>>>>> [Mon Jan 14
>>>>> 21:41:04.964245 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> reraise(exc_type,
>>>>> exc_value, tb)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964259 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/jinja2/_compat.py",
>>>>> line 37, in reraise
>>>>> [Mon Jan 14
>>>>> 21:41:04.964266 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> raise value.with_traceback(tb)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964287 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/share/pgadmin4/web/pgadmin/templates/security/login_user.html",
>>>>> line 1, in top-level
>>>>> template code
>>>>> [Mon Jan 14
>>>>> 21:41:04.964298 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> {% extends
>>>>> "security/panel.html" %}
>>>>> [Mon Jan 14
>>>>> 21:41:04.964316 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/share/pgadmin4/web/pgadmin/templates/security/panel.html",
>>>>> line 2,
>>>>> in top-level template code
>>>>> [Mon Jan 14
>>>>> 21:41:04.964323 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> {% from
>>>>> "security/fields.html" import
>>>>> render_field_with_errors %}
>>>>> [Mon Jan 14
>>>>> 21:41:04.964334 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/share/pgadmin4/web/pgadmin/templates/base.html",
>>>>> line 70, in
>>>>> top-level template code
>>>>> [Mon Jan 14
>>>>> 21:41:04.964353 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> {% block body %}{% endblock %}
>>>>> [Mon Jan 14
>>>>> 21:41:04.964364 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/share/pgadmin4/web/pgadmin/templates/security/panel.html",
>>>>> line
>>>>> 14, in block "body"
>>>>> [Mon Jan 14
>>>>> 21:41:04.964370 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> {% block panel_body %}
>>>>> [Mon Jan 14
>>>>> 21:41:04.964380 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/share/pgadmin4/web/pgadmin/templates/security/login_user.html",
>>>>> line 23, in block "panel_body"
>>>>> [Mon Jan 14
>>>>> 21:41:04.964387 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> <span
>>>>> class="help-block">{{
>>>>> _('Forgotten your <a
>>>>> href="%(url)s">password</a>?',
>>>>> url=url_for('browser.forgot_password'))
>>>>> }}</span>
>>>>> [Mon Jan 14
>>>>> 21:41:04.964397 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/helpers.py",
>>>>> line 330, in url_for
>>>>> [Mon Jan 14
>>>>> 21:41:04.964403 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> appctx.app.inject_url_defaults(endpoint,
>>>>> values)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964413 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/flask/app.py",
>>>>> line 2042, in
>>>>> inject_url_defaults
>>>>> [Mon Jan 14
>>>>> 21:41:04.964419 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> func(endpoint, values)
>>>>> [Mon Jan 14
>>>>> 21:41:04.964429 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/share/pgadmin4/web/pgadmin/__init__.py",
>>>>> line 635, in
>>>>> add_internal_version
>>>>> [Mon Jan 14
>>>>> 21:41:04.964435 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> urls = [url for url in
>>>>> app.url_map.iter_rules(endpoint)]
>>>>> [Mon Jan 14
>>>>> 21:41:04.964445 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]  
>>>>> File
>>>>> "/usr/lib64/python3.6/site-packages/werkzeug/routing.py",
>>>>> line 1205, in
>>>>> iter_rules
>>>>> [Mon Jan 14
>>>>> 21:41:04.964451 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]    
>>>>> return
>>>>> iter(self._rules_by_endpoint[endpoint])
>>>>> [Mon Jan 14
>>>>> 21:41:04.964478 2019]
>>>>> [wsgi:error] [pid 2173]
>>>>> [remote
>>>>> 127.0.0.1:60662
>>>>> <http://127.0.0.1:60662>]
>>>>> KeyError:
>>>>> 'browser.forgot_password'
>>>>>
>>>>> The output of pip freeze
>>>>> is the following:
>>>>>
>>>>> acme==0.30.0
>>>>> alembic==0.9.7
>>>>> asn1crypto==0.22.0
>>>>> attrs==16.3.0
>>>>> Babel==2.5.3
>>>>> backports==1.0
>>>>> backports-abc==0.5
>>>>> backports.csv==1.0.5
>>>>> bcrypt==3.1.3
>>>>> beautifulsoup4==4.5.1
>>>>> bleach==2.1.3
>>>>> blinker==1.4
>>>>> Bottleneck==1.0.0
>>>>> bsddb3==6.2.4
>>>>> cairocffi==0.8.0
>>>>> certbot==0.30.0
>>>>> certbot-apache==0.30.0
>>>>> certifi==2018.4.16
>>>>> cffi==1.11.4
>>>>> chardet==3.0.4
>>>>> click==6.7
>>>>> ConfigArgParse==0.11.0
>>>>> configobj==5.0.6
>>>>> constantly==15.1.0
>>>>> coverage==4.2
>>>>> cryptography==2.2.2
>>>>> cycler==0.10.0
>>>>> Cython==0.25.2
>>>>> decorator==4.2.1
>>>>> defusedxml==0.5.0
>>>>> docker==2.7.0
>>>>> docker-pycreds==0.3.0
>>>>> docutils==0.13.1
>>>>> entrypoints==0.2.3
>>>>> extras==1.0.0
>>>>> fail2ban==0.10.4
>>>>> fixtures==3.0.0
>>>>> Flask==1.0.2
>>>>> Flask-Babel==0.11.2
>>>>> Flask-BabelEx==0.9.3
>>>>> Flask-Gravatar==0.5.0
>>>>> Flask-HTMLmin==1.3.2
>>>>> Flask-Login==0.3.2
>>>>> Flask-Mail==0.9.1
>>>>> Flask-Migrate==2.1.1
>>>>> Flask-Paranoid==0.2.0
>>>>> Flask-Principal==0.4.0
>>>>> Flask-Security==3.0.0
>>>>> Flask-SQLAlchemy==2.3.2
>>>>> Flask-WTF==0.14.2
>>>>> funcsigs==1.0.2
>>>>> future==0.16.0
>>>>> GDAL==2.3.0
>>>>> gdbus-codegen==2.56.4
>>>>> gemato==14.0
>>>>> gentoolkit==0.4.2.post1
>>>>> gevent==1.2.1
>>>>> greenlet==0.4.12
>>>>> html5lib==1.0.1
>>>>> htmlmin==0.1.12
>>>>> httplib2==0.10.3
>>>>> idna==2.5
>>>>> incremental==16.10.1
>>>>> iotop==0.6
>>>>> ipaddr==2.1.11
>>>>> ipykernel==4.6.1
>>>>> ipyparallel==6.0.2
>>>>> ipython==5.4.1
>>>>> ipython-genutils==0.2.0
>>>>> ipywidgets==7.0.0
>>>>> isodate==0.5.4
>>>>> itsdangerous==0.24
>>>>> java-config==2.2.0
>>>>> jedi==0.10.2
>>>>> Jinja2==2.10
>>>>> josepy==1.1.0
>>>>> jsonschema==2.6.0
>>>>> jupyter==1.1.0
>>>>> jupyter-client==5.1.0
>>>>> jupyter-console==5.1.0
>>>>> jupyter-core==4.4.0
>>>>> kiwisolver==1.0.1
>>>>> layman==2.4.2
>>>>> lensfun==0.3.2
>>>>> libvirt-python==4.9.0
>>>>> linecache2==1.0.0
>>>>> lxml==4.2.5
>>>>> Mako==1.0.6
>>>>> Markdown==2.6.8
>>>>> MarkupSafe==0.23
>>>>> matplotlib==2.2.2
>>>>> meson==0.48.2
>>>>> mimeparse==1.6.0
>>>>> mirrorselect==2.2.3
>>>>> mistune==0.8.3
>>>>> mock==2.0.0
>>>>> nbconvert==5.2.1
>>>>> nbformat==4.4.0
>>>>> ndg-httpsclient==0.4.0
>>>>> nose==1.3.7
>>>>> notebook==5.0.0
>>>>> numexpr==2.6.1
>>>>> numpy==1.14.5
>>>>> olefile==0.44
>>>>> OWSLib==0.16.0
>>>>> pandas==0.19.1
>>>>> pandocfilters==1.4.2
>>>>> paramiko==2.4.2
>>>>> parsedatetime==2.4
>>>>> passlib==1.7.1
>>>>> path.py==8.1.2
>>>>> pathlib2==2.3.0
>>>>> pbr==4.2.0
>>>>> pexpect==4.2.1
>>>>> pickleshare==0.7.4
>>>>> Pillow==5.3.0
>>>>> ply==3.9
>>>>> portage==2.3.51
>>>>> prompt-toolkit==1.0.15
>>>>> psutil==5.4.7
>>>>> psycopg2==2.7.4
>>>>> ptyprocess==0.5.1
>>>>> py==1.4.34
>>>>> pyasn1==0.2.3
>>>>> pyasn1-modules==0.0.8
>>>>> pyblake2==1.1.2
>>>>> pycairo==1.17.0
>>>>> pycparser==2.14
>>>>> pycrypto==2.6.1
>>>>> pycurl==7.43.0
>>>>> Pygments==2.2.0
>>>>> pygobject==3.28.3
>>>>> PyNaCl==1.2.1
>>>>> PyOpenGL==3.1.0
>>>>> pyOpenSSL==17.5.0
>>>>> pyparsing==2.2.0
>>>>> pyproj==1.9.5.1
>>>>> pyRFC3339==1.0
>>>>> pyrsistent==0.14.2
>>>>> PySocks==1.6.7
>>>>> pytest==3.2.2
>>>>> pytest-runner==2.6.2
>>>>> python-augeas==0.5.0
>>>>> python-dateutil==2.7.2
>>>>> python-editor==1.0.3
>>>>> python-mimeparse==1.6.0
>>>>> python-subunit==1.2.0
>>>>> pytz==2018.4
>>>>> pyxattr==0.6.0
>>>>> PyYAML==3.13
>>>>> pyzmq==16.0.2
>>>>> qtconsole==4.3.1
>>>>> rdflib==4.2.2
>>>>> regex==2017.4.5
>>>>> reportlab==3.3.0
>>>>> requests==2.18.4
>>>>> requests-toolbelt==0.8.0
>>>>> rfc3987==1.3.7
>>>>> scandir==1.7
>>>>> scikit-learn==0.19.0
>>>>> scipy==0.19.1
>>>>> scrypt==0.8.0
>>>>> service-identity==16.0.0
>>>>> setuptools-scm==1.15.6
>>>>> simplegeneric==0.8.1
>>>>> simplejson==3.13.2
>>>>> sip==4.19.13
>>>>> six==1.11.0
>>>>> speaklater==1.3
>>>>> SQLAlchemy==1.2.7
>>>>> sqlparse==0.2.4
>>>>> sshtunnel==0.1.3
>>>>> ssl-fetch==0.4
>>>>> strict-rfc3339==0.6
>>>>> systemd-python==233
>>>>> terminado==0.5
>>>>> testpath==0.1
>>>>> testtools==2.3.0
>>>>> tornado==4.5.3
>>>>> traceback2==1.4.0
>>>>> traitlets==4.3.2
>>>>> Twisted==16.6.0
>>>>> unittest2==1.1.0
>>>>> urllib3==1.22
>>>>> vcversioner==2.16.0.0
>>>>> versioneer==0.16
>>>>> virtualenv==15.1.0
>>>>> wcwidth==0.1.7
>>>>> webapp-config==1.55
>>>>> webcolors==1.5
>>>>> webencodings==0.5.1
>>>>> websocket-client==0.48.0
>>>>> Werkzeug==0.14.1
>>>>> widgetsnbextension==3.0.0
>>>>> WTForms==2.1
>>>>> xcffib==0.5.1
>>>>> youtube-dl==2019.1.10
>>>>> zope.component==4.3.0
>>>>> zope.event==4.2.0
>>>>> zope.interface==4.4.3
>>>>>
>>>>> Does anybody has an idea
>>>>> about this problem ?
>>>>>
>>>>> Thanks in advance,
>>>>>
>>>>> Best regards.
>>>>>
>>>>> François Valenduc
>>>>>
>>>>>