In recent years, QuickBooks has become one of the most trusted accounting software solutions worldwide. From small and medium-sized businesses to accountants and individuals, users rely on it for its wide range of features.
With powerful tools for bookkeeping, payroll, sales, and financial management, QuickBooks also supports inventory tracking and payment monitoring. However, like any software, it comes with certain limitations.
QuickBooks Error 9999, also known as a banking script error, occurs when there is a disruption in the internet connection between your bank and QuickBooks Online.
This error often slows down your system, causes it to freeze during tasks, or may even stop it from responding—leading to delays or loss of work. QuickBooks Banking Error 9999 typically appears while updating bank information, and when it occurs, an error message is displayed on your screen.
Error message, “Sorry, we can’t update your account. Try updating again later. (9999)” or “Error code 9999- Can’t Update”.

A Script Error, also called a cross-origin error, occurs when your browser blocks a script hosted on a third-party domain.
This happens as a security measure to protect users from cross-site request forgery (CSRF) attacks.
Such attacks attempt to trick users into performing unintended actions, such as changing their email address, submitting malicious data, or even transferring funds.
QuickBooks Banking Error 9999 can occur for several reasons, including:
· Slow or unstable network connection.
· Delayed communication between the bank and Intuit servers.
· Connection blocked by Windows antivirus or firewall settings.
· Excessive browser cache files.
· Technical issues at the bank’s end.
· Improper or weak internet connection.
· Malware or virus infection in the system.
· Incomplete or corrupted QuickBooks installation or download.
· Accidental deletion of QuickBooks-related files, programs, or directories.
· Corrupted Windows registry after a QuickBooks update.
· Complex or conflicting internet configurations.
QuickBooks Banking Error 9999 can be identified in several ways, such as:
· Unable to connect with your bank.
· Browser crashing, causing delays in processing.
· Error messages like “Sorry, we can’t update your bank. Please try again later” or “Error 9999” appear on the screen.
· System crashes while running the same application.
· Banking issues created by browser cache or cookies.
· Active Windows programs crash once the error occurs.
· Slow system response, where keyboard and mouse commands are delayed.
· Failure to update banking information.
While updating bank transactions in QuickBooks Online, users may encounter Error 9999 along with other banking error codes. These errors typically indicate problems with bank connectivity, server downtime, or security restrictions. Some common banking errors related to Error 9999 and their causes include:
· Error 102/103: Bank server maintenance or incorrect login credentials.
· Error 108: Bank notification requires user action.
· Error 185: Additional security verification needed (e.g., MFA or OTP).
· Error 324: QuickBooks cannot locate the associated bank account.
· Error 9999: Connection issue between QuickBooks and the bank, often requiring manual transaction updates.
Note – MFA means multi-factor authentication, and OTP –One-time password
Before troubleshooting QuickBooks Banking Error 9999, follow these steps:
· Click on the Bank Transactions tab on your screen.
· Select the Report Error option shown in the error message.
· Check whether QuickBooks is installed correctly. If not, download and reinstall it properly.
· Enter your registered email ID and name.
· Click on Submit to save the changes and send your request
To report QuickBooks Banking Error 9999, follow these steps:
· Open Banking Transactions and click the Report tab shown in the error message.
· Enter your registered name and email ID.
· Click Submit to send the report.
· Wait patiently, as it may take up to 10 working days for a response
Updating your bank account 3–4 times can often resolve online banking errors in QuickBooks. To update your financial institution in QuickBooks Online, follow these steps:
· Open QuickBooks Online.
· Click on the Banking tab.
· Select Update under the Banking tab.
· Repeat the above steps 3–4 times.
These steps usually help resolve the error. If the issue persists, proceed to step 2 of this article for further troubleshooting.
Cache files help your browser to load websites faster by storing previously saved website data. However, they can sometimes cause issues if a website’s code has changed or clashes with the cached files.
When you experience browsing problems, clearing the cache is an essential and basic step to resolve them.
Below are the steps to clear the cache from some websites -

For Google Chrome
For Firefox
For Internet Explorer
For Safari
QuickBooks Banking Error 9999 often occurs when QuickBooks cannot connect to your bank due to incorrect login details or multi-factor authentication. Reconnecting your bank can help restore the connection.
Follow these steps to disconnect and reconnect your QuickBooks bank account:
Disconnect Bank Account:
· From the left-hand panel, select Banking.
· On the banking screen, click the Edit icon for the account you want to disconnect.
· Checks the box Disconnect this account on save in the account window.
· Click Save to apply changes.
· Click Close.
Reconnect Bank Account:
· From the left-hand menu, select Banking.
· Enter your bank login ID and password, then click Continue.
· Complete all security verification steps as instructed.
· Click Securely Connect.
· Click the bank icon next to the account you want to reconnect.
· Click Add.
· From the Account Type dropdown, select your account type (Bank or Credit Card).
· If your account is not listed, click Add New and enter the required details.
· Click Connect to complete the process.
To log in to your bank account via a web browser, follow these steps:
· Open a web browser on your computer.
· Navigate to your bank’s website.
· Log in using your admin credentials.
· Enter the verification code (OTP) sent to your email to confirm your identity.
· Once logged in successfully, go to QuickBooks Online and click Update Bank Feed
If the previous steps do not resolve the error, you can manually import your bank transactions by following these steps:
· Open QuickBooks Online and go to the Banking section.
· Select the bank account you want to update.
· Click the Update button to manually import your banking transactions.
To open your browser in private mode, use the following keyboard shortcuts:
QuickBooks Online Error 9999 is a banking connection problem that stops transactions from syncing between your bank and QuickBooks.
It often occurs due to weak internet, outdated bank credentials, browser cache issues, or temporary server outages.
When this error appears, QuickBooks cannot fetch or update your bank transactions, which may delay financial management. To resolve it, try refreshing your bank connection, clearing your browser cache, or manually importing transactions. If the problem continues, contact your bank or QuickBooks support for assistance.
If QuickBooks Online shows Error 9999 and your bank transactions aren’t updating, you can manually import them as a temporary solution.
Follow these steps:
· Log in to QuickBooks Online:
Open QuickBooks Online and sign in with your credentials.
· Download Transactions from Your Bank:
Access your bank’s website or mobile app and download recent transactions in a QuickBooks-compatible format, such as CSV or QBO.
· Upload Transactions to QuickBooks:
o Go to the Banking tab in QuickBooks Online.
o Select the bank account you want to update.
o Click Upload Transactions and choose the downloaded file.
· Review and Categorize Transactions:
QuickBooks will display the uploaded transactions. Review them, assign proper categories, and match or add new transactions as needed.
· Finalize the Import:
Once all transactions are correctly reviewed, click Add to complete the import into QuickBooks.
We understand that encountering QuickBooks Banking Error 9999 can be frustrating and may disrupt important business tasks. If these steps do not resolve the issue, don’t worry—you can reach out for assistance.
Connect with our [ProAdvisor Support] experts for help with online banking errors. Our team is available to resolve your QuickBooks Banking Error 9999 as quickly as possible.
1. What does QuickBooks Error Code 9999 Mean?
QuickBooks Error 9999 occurs when QuickBooks Online cannot connect to your bank due to login issues, multi-factor authentication, or network interruptions.
2. What to do to Fix the Error in QuickBooks?
Check your internet connection, clear browser cache, verify login credentials, update QuickBooks, or manually reconnect your bank account.
3. How to Fix QuickBooks Error 9999?
Steps include updating your bank feed, clearing cache, reconnecting the bank account, manually importing transactions, or contacting support if the error persists.
4. How Can I Increase My Daily Transfer Limit at FNB?
Contact FNB customer support or log in to your online banking portal to request a higher daily transfer limit.
5. How can I fix Error 9999 on Audacity?
This usually indicates a recording device issue; try restarting Audacity, checking microphone settings, updating drivers, or running the software as an administrator.
6. What is the Transaction Limit?
A transaction limit is the maximum amount of money that can be transferred, withdrawn, or paid in a single transaction or within a defined period.
7. Is there Any Limit for Online Bank Transfer?
Yes, banks set daily or monthly limits for security and regulatory reasons.
8. Why is There a Limit on a Bank Transfer?
Limits protect against fraud, unauthorized transactions, and financial loss. They also help banks comply with regulatory rules.
9. What is the Error Opening the Recording Device Audacity 9999?
This error occurs when Audacity cannot access the microphone or audio input device, often due to driver issues, permissions, or hardware conflicts.
10. What does Script error mean?
Script error occurs when a web browser blocks a script from a third-party site, usually for security reasons, such as preventing malicious actions or protecting user data.
11. Can the browser’s cache files lead to error 9999 in QuickBooks Online?
Yes, outdated or corrupted browser cache files can cause QuickBooks Online Error 9999.
12. I am facing an error code 9999 while updating my Wells Fargo account. Any ideas?
Error 9999 with Wells Fargo usually happens due to login issues, multi-factor authentication, or connection problems; reconnecting to the bank or clearing the cache often helps.