The following bug has been logged on the website:
Bug reference: 15308
Logged by: Narendra Chaturvedi
Email address: narendramca23(at)gmail(dot)com
PostgreSQL version: 10.1
Operating system: windows
Description:
pg_dump: server version: 10.1.5; pg_dump version: 9.6.6
pg_dump: aborting because of server version mismatch