This tutorial demonstrates how to resolve the "unexpected error while opening the last bill" issue that may occur during bill retrieval or modification.
Overview of the Issue
The error occurs when attempting to retrieve or modify a previous bill in the Sale Bill window.
This is typically caused by:
A corrupt database
Improper system shutdown
Steps to Reproduce the Error
Navigate to the Billing Menu from the Main Menu.
Click on Sale Bill.
Press "Alt + Insert" to retrieve the previous bill.
Observe the error:
“Unexpected error while opening last bill”.
How to Fix the Error
Close the Logic ERP software completely.
Go to the Taskbar and open Logic Update Manager.
Click on the Options button.
Select your company from the list.
Click on Run Database Patches located at the bottom-right corner.
Wait for approximately 10–15 minutes for the patch process to complete.
A confirmation message will appear once the execution is done.
Close the Logic Update Manager.
Reopen Logic ERP and try retrieving the bill again.
The bill should now be retrieved successfully, and the error will no longer appear.
