Encountered QuickBooks Error Code 377? Here are the Solutions

CARMEL, Ind. - Feb. 20, 2026 - PRLog -- No doubt, QuickBooks is a great software that has helped millions of users in performing their accounting operations seamlessly. But still, there are times when some technical issues have been noticed in it by several users. If you are stuck with QuickBooks error code 377 and looking for its resolution, then be happy, it is the right place for you.

First, let's know the factors that might be responsible for the occurrence of such an issue. The error is prone to occur if the internet connectivity is not stable or the bank connection type is outdated. This further takes place when you try to download the transaction again.

The messages that are received at this time are:

"The old connection is gone. Reconnect now with the new faster, more reliable one and get back on track. (377)"

"Error 377: QuickBooks has encountered a problem and needs to close."

To get this problem fixed, you just need to dive deeper into the matter where you have given all the crucial information you will need to do so.

If you have tried all the solutions mentioned in the blog, and are still surrounded by the QuickBooks error code 377, dial 1.855.888.3080 to fix it with expert help.

Main Contributors to the QuickBooks Error Code 377

Here is a list of factors that can lead you to encounter QuickBooks error 377.

• It can take place due to a poor internet connectivity issue.
• The error may occur due to an outdated bank connection type in QuickBooks.
• It is seen when you try to download the transaction again.

Two Different Ways to Resolve the QuickBooks Error Code 377

Let me walk you through the solutions mentioned below and help you implement them carefully to escape from the issue.

Method 1: Fix the bank connection

• The very first is to run the QuickBooks program.
• Tap on the Banking tab.
• Choose the Lets fix this bank connection option.
• Click Update Now.

Final Thoughts

To give you a brief summary of the complete blog, we can say that QuickBooks error code 377 is an online issue that mainly occurs when you try to update the bank account in QuickBooks after getting its recent update. The other possible reasons are precisely described in the section above. Along with this, the blog has also outlined up to 2 practical methods to help you address the problem. If you are still stuck and want a professional's assistance to resolve the error, then give a ring to 1.855.888.3080 and talk to an expert.

Read more: https://proadvisorsolutions.com/blog/quickbooks-error-377/