Creating a user in Jira with password policy enabled in Crowd prevents creation of users

Issue Summary

Environment

Jira+Crowd

Steps to Reproduce

1. Connect Jira to Crowd
2. Use Crowd's internal directory to be connected to Jira.
3. Enable password policy in Crowd with a regex like:

    ^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$§)(}{_.,|!%*?öäüÖÄÜ;:&~=€^"\'#+\ \<\>\-\[\]\\\/])[A-Za-z\d@$§)(}{_.,|!%*?öäüÖÄÜ;:&~=€^"`\'#+\ \<\>\-\[\]\\\/]{8,}$ 

4. Go to Jira, and make sure that Crowd user directory listed on the highest User Directory hierarchy
5. Go to Jira administration > User management > Users > and try creating a user, trying to generate a password automatically.

Expected Results

The user is created successfully.

Actual Results

An error is shown indicating that

Workaround

Currently there the only workarounds are to:

1. Create users directly in Crowd.
2. When creating the user from Jira, manually set a fixed password that complies with the password policy.