How to Resolve ‘Bill Saving Under Latest Bill Number’ Issue in Sales Bills?
This tutorial explains how to manage the warning message:
“Bill number already exists. Save under latest bill number” in Logic ERP, and how to prevent this issue from occurring in future transactions.
Objective of This Feature
Understand why duplicate bill number warnings appear
Verify existing bill entries
Prevent manual duplication of bill numbers
Maintain proper bill sequence automatically
Understand the Warning Message
System Prompt
While saving a bill, the system displays:
“Bill number already exists. Save under latest bill number”
Meaning
The bill number entered already exists in the system
If continued, the software will save the bill using the next available bill number
Verify Existing Bill Number
Open Sale Bill window
Right-click on Modify Option
Search the Bill Number shown in the warning message
Result
The same bill number is already available in the system
Handle the Existing Bill
Modify the existing bill if changes are required
Delete the earlier bill if it was created incorrectly
Prevent Duplicate Bill Numbers in Future
Go to Configuration Menu
Open Sales Voucher Configuration
Setup
Select the relevant Sales Bill Series
Navigate to Other Settings 1
Lock Bill Number Field
Click on Column Locks
Search for Bill Number Field
Action
Lock the field
Save the configuration
Verify Functionality
System Behavior
Bill Number can no longer be changed manually
System automatically generates bill numbers in sequence
