When can this error occur

Saving a transaction

What's the implication of the error

The GL Entries will not be generated, resulting in sync issues such as:

ConnectWise has returned an incomplete record for xxxxxx.

The export has been terminated for this record.

What do I need to do

Since the error is occuring in ConnectWise, you will need to contact ConnectWise Support. From a Wise-Sync perspective there is nothing we can do to help resolve this error.