When you go to resolve the quickbooks error code ol 232, make sure you create a backup of your QuickBooks company file. Match the pending downloaded transactions. Log in to your bank website through the web browser (outside of QuickBooks) and make sure you don’t have any pending alerts. Also, make sure that the Windows firewall does not block the connection to QuickBooks. Check your QuickBooks version. If it is unsupported then upgrade your version. Update the Internet Explorer to the latest version. Also, check if you receive an error in Bank Feeds Classic Mode. If not then it indicates the file from the bank is working best in Classic Mode. However, if you receive the error then you can repair the error. Fix banking errors using effective methods such as check the bank file compatibility, configuring the internet settings, reactivate the bank account, check pending updates, and download bank transactions in a new test file. Furthermore, you can merge your bank account with the old one, refresh your bank connection, set up online banking for other accounts, and use verify and rebuild utilities. By using verify and rebuilt utilities, updating the Financial Institution Directory, repairing QuickBooks, editing preferences in the fifir.txt file, or checking the hidden account.