The transaction could not be locked. It is in use by another user.


A weak internet connection or running certain reports can cause your sync to fail. This error can appear, if you ask Connex to update existing orders with tracking details.

I have a weak internet connection. What do you suggest?

This error can occur, if you have a weak internet connection. Although you would have to login to use Connex, you could move your QuickBooks to RightNetworks. They have an remote desktop solution with excellent internet access. Once you migrate, here are the steps to pair Connex. For more details on pairing Connex on a remote machine, read this guide.

What kind of reports could cause this error?

During the sync, close all report windows in QuickBooks. We are working on a detailed list of reports running that could cause this sync. If possible, try syncing in single user mode.


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