If a known bug led to the
Quicken Error OL-221-B, it might have been fixed in the program's latest version. In that situation, updating your Quicken program could be able to fix the issue. Malware puts your system and data in grave danger. It can cause various system issues, including many Quicken errors if your system is affected. The error might be related to this. In that situation, running a thorough malware check can fix the issue.