Your antivirus software may be trying to help, but instead, it’s blocking QuickBooks files and causing Error 80029c4a. Check your antivirus quarantine history. If QuickBooks files are there, restore them and mark the app as trusted. Sometimes, security settings work against your tools. Understanding the cause helps you prevent the issue from happening again.-----https://www.apsense.com/article/853463-eliminate-quickbooks-error-80029c4a-2-top-notch-solutions.html