There are several steps that need to be followed to answer questions raised by users like how to fix error 324. The registry entries should be repaired when this error occurs. Later the PC should be scanned for any faults and clean up the system junk such as the folders and temporary files. This way the PC device drivers can be updated and the error can be avoided. QuickBooks customer service phone number +18772499444 can be contacted for further assistance and support. The technical team can help the user in overcoming the error and lets the PC run in normal condition.