While working in QuickBooks you encounter an Unrecoverable Error 20888 41171, followed by the program closing.
Intuit recommends more than one solution for this problem. The first solution may solve your problem, or you may need to try all of them to resolve the issue. For best results, perform the solutions in the order shown.
Solution 1: Update QuickBooks to the latest release
Solution 2: Run reboot.bat
Solution 3: Run the QuickBooks Component Repair Tool
Solution 4: Check for malware/viruses on your computer
If updating to the latest release does not resolve the problem, you may have a virus or other form of malware on your computer. Our engineering team has isolated this error to certain types of viruses. You can read more about the details on Microsoft and ASP.NET sites.
Make sure your anti-virus program is up to date, then run a full scan to scan and remove any viruses or malware from your system. You may want to seek the assistance of your IT professional or your computer manufacturer for additional steps or guidance.
If these solutions don't resolve the issue, you can read discussions and post messages and questions relating to your issue on the Intuit QuickBooks Community site for free. You can contact an agent for additional guidance. Fees may apply.