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Error -6123, 0

When opening or while using a QuickBooks company file over a network, in multi-user mode, or while restoring a backup, you see one or more of the following errors:

  • -6123,0
  • Connection to the QuickBooks company file has been lost
Why this is happening


How to fix it

Intuit recommends 3 solutions for this problem based on how you are using QuickBooks when you get the error message.. The first solution may solve your problem, or you may need to try all 3 to resolve the issue. For best results, perform the solutions in the order shown.



If none of these solutions resolve the issue, you can read discussions and post messages and questions relating to your issue on the Intuit QuickBooks Community site. You can also review other available QuickBooks support options for additional guidance.

KB ID# SLN40085
8/30/2015 4:50:47 AM
QYPPRDQBKSWS05 9125 Pro 2015 881978