I am getting the following message when I try to add a new administrate user.

SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'user_id' cannot be null (SQL: insert into 'radiantweb_problog_authors' ('user_id', 'updated_a', 'created_at') values (, 2017-10-11 12:21:09, 2017-10-11 12:21:09))

Hi Paul - please make sure you are on the latest ProBlog version.

Cool Sorted :)