"docs/INSTALL_DEBIAN_4.0.txt" did not exist on "e1f106801baae6017635191f858daf6cc426b0a6"
Setting the language as a required field when creating a client
If we do not set the language parameter when creating a client via the API, an client is not added to the sys_user table, which causes next problems.
Closes #6495 (closed)