Are you still having issues with the Info-Organiser Error Log? If so, this may be the fix:
When Owner field is left blank in Info-Organiser SQL database - SQL logs grow rapidly and affect performance of Info-Organiser.
In Info-Organiser v11 and v12
- Go to Management Studio
- Open Properties of Info-org database
- Click ‘Files’ and check there is an owner against the database. If not type sa in the ‘Owner’ field and press ‘ok’ – see screenshot below