Have lost connection to Royal Bank corporate account and cannot reconnect. Quickbooks problem or banking problem?
I'm really sorry you're facing an issue with your connection, but I'm glad you came to the community so we can help! Were you receiving a specific error code inside your banking tab? If so the error code can help us determine what the root cause is.
To help you get started in the right direction for troubleshooting, I would like to share with you the following article that goes over some basic troubleshooting steps to try. It also goes over some of the more common error codes and what to do to fix them: