Do Not allow Blank Challan No. in case of Sale Return
YouTube: How to Make Challan No Entry Mandatory in Sale Return?
How to Make Challan No Entry Mandatory in Sale Return?
In this tutorial, we’ll demonstrate how to enable a validation feature in Logic ERP that prevents saving a Sale Return entry if the Challan Number is left blank. This ensures data accuracy and compliance during return transactions.
Enable the Setting in Logic Admin
Launch Logic Admin.
Navigate to Global Settings.
Go to the “Sale Return Settings” section.
Locate and enable the option labeled: "Do Not Allow Blank Challan No. in Case of Sale Return".

Click Save to apply the changes.
Restart the software to activate the new setting.
Implement the Validation During Sale Return Entry
Open the Sale Return Voucher screen.
Try to save a return entry without entering a Challan number.
The software will display a prompt: "Please fill in the Challan number."

Enter Required Challan Details
Navigate to the “Other Details” section of the voucher.
Enter the Challan Number and Challan Date.

After filling in the required fields, click Save.
The entry will now be saved successfully.
Conclusion
By enabling the “Do Not Allow Blank Challan No.” option, Logic ERP ensures all sale return vouchers include mandatory Challan references. This feature helps maintain transaction accuracy and traceability.
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