This database "error" should be handled like a warning for the application and you. No problem if one access to an object is not correctly logged.
If you are really concerned by any "error" that is logged by ILIAS Error-Handling (which is really noisy) you will have to completely disable ILIAS....
If you are really concerned by any "error" that is logged by ILIAS Error-Handling (which is really noisy) you will have to completely disable ILIAS....