Hi,
could just have a question,
is it possible that I could not install pgadmin4 8.11 and 8.12?
The version 8.10 can be installed without a problem. Tryed on Ubuntu 22.04 and Rocky Linux 8.10.

Thanks for advance!

pip install pgadmin4==8.12
Collecting pgadmin4==8.12
Using cached pgadmin4-8.12-py3-none-any.whl.metadata (2.9 kB)
ERROR: Exception:
Traceback (most recent call last):
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3367, in _dep_map
    return self.__dep_map
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3147, in __getattr__
    raise AttributeError(attr)
AttributeError: _DistInfoDistribution__dep_map

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper
    status = _inner_run()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run
    return self.run(options, args)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/cli/req_command.py", line 67, in wrapper
    return func(self, options, args)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/commands/install.py", line 379, in run
    requirement_set = resolver.resolve(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 95, in resolve
    result = self._result = resolver.resolve(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/resolvers.py", line 546, in resolve
    state = resolution.resolve(requirements, max_rounds=max_rounds)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/resolvers.py", line 397, in resolve
    self._add_to_criteria(self.state.criteria, r, parent=None)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _add_to_criteria
    if not criterion.candidates:
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/structs.py", line 156, in __bool__
    return bool(self._sequence)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 174, in __bool__
    return any(self)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 162, in <genexpr>
    return (c for c in iterator if id(c) not in self._incompatible_ids)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 53, in _iter_built
    candidate = func()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/factory.py", line 186, in _make_candidate_from_link
    base: Optional[BaseCandidate] = self._make_base_candidate_from_link(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/factory.py", line 232, in _make_base_candidate_from_link
    self._link_candidate_cache[link] = LinkCandidate(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 303, in __init__
    super().__init__(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 158, in __init__
    self.dist = self._prepare()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 247, in _prepare
    self._check_metadata_consistency(dist)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 229, in _check_metadata_consistency
    list(dist.iter_dependencies(list(dist.iter_provided_extras())))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/metadata/pkg_resources.py", line 250, in iter_provided_extras
    return self._extra_mapping.keys()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/metadata/pkg_resources.py", line 94, in _extra_mapping
    canonicalize_name(extra): extra for extra in self._dist.extras
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3323, in extras
    return [dep for dep in self._dep_map if dep]
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3369, in _dep_map
    self.__dep_map = self._compute_dependencies()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3386, in _compute_dependencies
    common = types.MappingProxyType(dict.fromkeys(reqs_for_extra(None)))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3383, in reqs_for_extra
    if not req.marker or req.marker.evaluate({'extra': extra}):
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 325, in evaluate
    return _evaluate_markers(self._markers, current_environment)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 211, in _evaluate_markers
    groups[-1].append(_evaluate_markers(marker, environment))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 225, in _evaluate_markers
    groups[-1].append(_eval_op(lhs_value, op, rhs_value))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 183, in _eval_op
    return spec.contains(lhs, prereleases=True)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/specifiers.py", line 552, in contains
    normalized_item = _coerce_version(item)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/specifiers.py", line 28, in _coerce_version
    version = Version(version)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/version.py", line 202, in __init__
    raise InvalidVersion(f"Invalid version: '{version}'")
pip._vendor.packaging.version.InvalidVersion: Invalid version: '6.8.0-45-generic'

pip install pgadmin4==8.11
Collecting pgadmin4==8.11
Using cached pgadmin4-8.11-py3-none-any.whl.metadata (2.9 kB)
ERROR: Exception:
Traceback (most recent call last):
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3367, in _dep_map
    return self.__dep_map
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3147, in __getattr__
    raise AttributeError(attr)
AttributeError: _DistInfoDistribution__dep_map

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper
    status = _inner_run()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run
    return self.run(options, args)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/cli/req_command.py", line 67, in wrapper
    return func(self, options, args)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/commands/install.py", line 379, in run
    requirement_set = resolver.resolve(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 95, in resolve
    result = self._result = resolver.resolve(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/resolvers.py", line 546, in resolve
    state = resolution.resolve(requirements, max_rounds=max_rounds)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/resolvers.py", line 397, in resolve
    self._add_to_criteria(self.state.criteria, r, parent=None)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _add_to_criteria
    if not criterion.candidates:
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/resolvelib/structs.py", line 156, in __bool__
    return bool(self._sequence)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 174, in __bool__
    return any(self)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 162, in <genexpr>
    return (c for c in iterator if id(c) not in self._incompatible_ids)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 53, in _iter_built
    candidate = func()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/factory.py", line 186, in _make_candidate_from_link
    base: Optional[BaseCandidate] = self._make_base_candidate_from_link(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/factory.py", line 232, in _make_base_candidate_from_link
    self._link_candidate_cache[link] = LinkCandidate(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 303, in __init__
    super().__init__(
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 158, in __init__
    self.dist = self._prepare()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 247, in _prepare
    self._check_metadata_consistency(dist)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 229, in _check_metadata_consistency
    list(dist.iter_dependencies(list(dist.iter_provided_extras())))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/metadata/pkg_resources.py", line 250, in iter_provided_extras
    return self._extra_mapping.keys()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_internal/metadata/pkg_resources.py", line 94, in _extra_mapping
    canonicalize_name(extra): extra for extra in self._dist.extras
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3323, in extras
    return [dep for dep in self._dep_map if dep]
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3369, in _dep_map
    self.__dep_map = self._compute_dependencies()
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3386, in _compute_dependencies
    common = types.MappingProxyType(dict.fromkeys(reqs_for_extra(None)))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3383, in reqs_for_extra
    if not req.marker or req.marker.evaluate({'extra': extra}):
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 325, in evaluate
    return _evaluate_markers(self._markers, current_environment)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 211, in _evaluate_markers
    groups[-1].append(_evaluate_markers(marker, environment))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 225, in _evaluate_markers
    groups[-1].append(_eval_op(lhs_value, op, rhs_value))
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/markers.py", line 183, in _eval_op
    return spec.contains(lhs, prereleases=True)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/specifiers.py", line 552, in contains
    normalized_item = _coerce_version(item)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/specifiers.py", line 28, in _coerce_version
    version = Version(version)
File "/home/zuser/python_venv/pgadmin4_310/lib/python3.10/site-packages/pip/_vendor/packaging/version.py", line 202, in __init__
    raise InvalidVersion(f"Invalid version: '{version}'")
pip._vendor.packaging.version.InvalidVersion: Invalid version: '6.8.0-45-generic'

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