Revealing the Top Methods to Fix QuickBooks Error 9999 

  • By Jonathan Browns
  • Aug 01, 2025
  • Accounting
  • 7 min read

Users often face QuickBooks Error 9999 when they fail to generate the connection with your bank along with the QuickBooks Online application. However, when this error appears, you will get the warning message stating, “Sorry, we can’t update your account, please try updating again later.” This error basically describes that your bank transactions aren’t updating. 

Unfortunately, this error prevents the users from updating their bank details. Thus, it causes slowdowns or prevents the users from downloading the latest bank transactions. In this guide, we have described all the major root causes that trigger QuickBooks Banking Error Code 9999 and the solutions to fix them. 

Reasons Why QuickBooks Error 9999 in Online Banking Occurs 

Users often encounter QuickBooks Error 9999 in Online banking due to the multiple causes mentioned below. 

  • Issues with network connectivity might create issues while downloading the latest bank transactions. 
  • You haven’t updated the latest bank details in the QuickBooks application. 
  • Storage of the unnecessary cache, cookies, and browsing history prevents the users from downloading the bank transactions. 
  • There might be some issues lying at the end of the financial institution. 
  • The banking server is going under maintenance or low. 

Read More- How to Fix QuickBooks Bank Error 105

Quick Troubleshooting Methods to Fix QuickBooks Banking Error Code 9999

Now that you know about all the root causes that trigger QuickBooks Banking Error Code 9999, let’s understand the solutions to fix them. Here, we have described all the solutions below. 

Method 1: Disconnect & Then Reconnect Your Bank Account 

Disconnecting and reconnecting the bank account in QBO will help remove the issues faced while linking QB with the bank account. Implement the below steps to accomplish the task. 

Here’s how to Disconnect the bank account 

  • Initially, launch the QuickBooks Online account and head to the Banking menu from the top. 
  • After this, choose your bank account and hit the Pencil icon in the blue box from the right side of the bank name.
  • Now, choose the Edit Account Info tab and move further. 
  • When you are in the Account window, mark the checkbox of Disconnect. 
  • Once you have made all the changes, you must click on Save to restore the changes. 

Here’s How to Reconnect your bank account 

  • To start the process, choose the Banking menu from the left panel of the screen. 
  • After this, head to the Add Account option. 
  • Now, provide the sign-in details of your financial institution on the website and tap on the Continue option. 
  • Next, all you require is to complete the extra security verification steps carefully.
  • Thereon, tap on the Securely Connect tab. Then, tap on the Bank emblem from the left side of the account that you wish to link with. 
  • Following this, you must pick the account type by hitting the drop-down menu to pick the bank or account. 
  • Afterward, opt for either a Bank or Credit Card Account option. 
  • Subsequently, hit the + Add New option if you don’t have an account credited till now. 
  • Complete the entire process by tapping on the Connect option. 

Method 2: Downloading the Bank Transactions Manually in QBO 

Herein, we have described the stepwise instructions to download the bank transactions in the QuickBooks Online application. 

  • Initially, you must sign in to your bank website using the correct login details.
  • After this, do as per the instructions given by your bank for downloading the CSV files of your transactions. 
  • Now, you must set the date range for downloading the transactions. Make sure it is one day prior to the date of your oldest transaction. 
  • Next, start downloading all the transactions and then save the file from where you can access it easily. 

Method 3: Conduct an Update Of your Financial Institution 

At times, the QuickBooks Error 9999 in Online Banking can be fixed by updating the bank account 3 to 4 times. However, follow the steps written below to conduct an update of your financial institution in QBO. 

  • Initially, launch the QuickBooks Online application and browse to the Banking tab. 
  • Afterward, hit the Update tab and resume the same steps up to 3-4 times. 
  • In case you are still confronting the issue, then try another solution. 

Method 4: Review Your Bank or Credit Card Website 

To review that you have entered the correct QuickBooks URL to link with your financial institution, do as follows.

  • Begin the process by tapping on Bookkeeping > Transactions and then click the Bank Transactions tab. 
  • After that, pick the Link Account tab. 
  • Now, start searching for your financial institution and then choose it. 
  • Next, all you require is to copy the URL which is listed for your bank. 
  • Furthermore, log in to your bank or credit card website with the help of the copied URL. 

If you are able to log in, it states that there is no major problem. Furthermore, you must implement the below steps to check the following. 

  • Initially, you must start reviewing your account to have a look at the messages, notifications, or warning messages. 
  • After that, start searching for any display issues as you browse through the website. There might be a chance that might prevent QuickBooks from downloading the latest transactions.
  • At last, you must review your bank website for any latest changes regarding the new security improvements. 

Method 5: Refreshing the Bank Details in QuickBooks 

There might be the possibility that you have recently updated your bank details, including the account number, username, and password. However, the issue may arise when you haven’t updated the recently added details with the QuickBooks application. So, for updating those details in QuickBooks, you must carry on with the below steps. 

  • Primarily, the users must head to the Transactions menu and then hit the Bank Transactions. 
  • Afterward, choose the tile for the bank account and tap on the Edit icon. 
  • Next, you must pick the Edit Sign-In Info tab. 
  • Now, start updating the bank details as required in the given text fields. 

Method 6: Deleting the Unnecessary Browsing History & Cache Files 

Cache files are the ones that let the browsers load the websites quickly by providing recently saved elements of a website. Sometimes, it might become an issue if the code of the website changes and clashes with the cache files. Thus, erasing the cache is the crucial troubleshooting way to address the issue. 

Chrome Browser 

  • Open the Chrome browser and then tap on three vertically represented dots from the top-right section. 
  • After that, tap on the More Tools option and choose the Clear Browsing Data tab. 
  • Now, you must choose the time range and select the All-Time option. 
  • Thereon, mark the checkbox of cached images and hit the Clear Data tab. 

Firefox Users 

  • Initially, hit the menu button and choose the Settings tab from the list of options. 
  • Afterward, head to the Privacy & Security Panel. 
  • Now, head to the Cookies and Site Data section and choose the Clear Data tab. 
  • At last, mark the checkbox of Cached Web Content and tap on the Clear button. 

Conclusion!!

QuickBooks Error 9999 is a complex issue that may occur while connecting the bank account to the QuickBooks Online account. Furthermore, if you are still struggling while downloading the latest bank transactions, then connect with our QB professionals. They will listen to all your concerns carefully and then guide you in the appropriate manner. 

About The Author

Jonathan
Jonathan Browns

Jonathan Brown is a trained QuickBooks professional with 10 years of experience in the accounting sector. Moreover, he is passionate about helping businesses reduce the stress of managing accounts. Also, he is proficient in assisting entrepreneurs and small business owners to use QuickBooks and enhance their accounting experience.

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Frequently Asked Questions

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How can you detect the appearance of QuickBooks Error Code 9999?

With the help of the following indications, you can identify the occurrence of QuickBooks Error Code 9999.

  • You might face difficulty in generating the connection with the bank account.
  • Sometimes, the arrival of the QuickBooks Error 9999 creates issues while trying to update the bank details.
  • In other cases, you may get an error message on your computer screen.
  • The error message flashes on your computer screen upon the arrival of the error message.

Why does my bank keep disconnecting from QuickBooks?

What should I do to activate the bank feed in QuickBooks?

Why does QuickBooks fail to match my bank account?

What should I do to refresh my bank account on QuickBooks?