QuickBooks error 324 or 106 refers to the online banking error. Due to the presence of this error, you may not find details on your bank website because your account has been closed by the bank. As you confront error 324 or 106 in QuickBooks, one should click on the Reconnect my account link and continue following the prompts to select the updated account with the bank. However, you may also encounter errors while using online banking when the bank’s website is under maintenance. If that is the case, you should wait at least 24 hours and then connect with your bank support team. Alternatively, you can log in to the bank’s website by using the URL provided by your bank.