Most of the error that QuickBooks Desktop encounters are caused by the misconfiguration of the application itself or the corruption in the installation files. However, Error 80029c4a in QuickBooks can be blamed to glitches and errors in Windows. This error can appear because of third-party antivirus app, Windows registry errors, and outdated Windows. Here in the linked article, we have discussed the error in details along with the reasons and solutions. If you are seeking external help to resolve it, then dial 1.800.579.0391 now.