QuickBooks is an innovative accounting software made by Intuit and used and by millions of small and mid-sized businesses around the world. It undoubtedly makes the task of managing a business incredibly simple. Though, like any other software in the world, QuickBooks too receives errors and glitches at times.

According to the Intuit, the Error code 6123,0 “Connection to the QuickBooks company file has been lost” generally occurs in multi-user environments. However, some messages can be fixed by simply following the instructions offered by the software, some may be intricate and unintelligible. There might be multiple reasons for this error to occur.

When establishing or when the use of a QuickBooks company report over a network, you see one or more of the following errors:

QuickBooks Error 6123, 0.
Connection to the QuickBooks company file has been lost.