How to configure the Transaction Prefix :
Pre-Request :
Step 2 : Kindly go to "Tools --> More --> Transaction Prefix".
Step 3 : We can set the transaction prefix in Sales, Purchase, Sales Return, Purchase Return, Transfer Out, Transfer In, Sales Order, Purchase Order, Wastage, Quotation, Purchase DC, Sales DC and Sales DC Return. Kindly click the "Add" button in which screen you need to configure.
Step 4 : The default screen will appear and we can change the order as per our require by dragging the option icon.
Step 5 : Tick the status column which you require to set the transaction number.
For Example 1 : You required the bill number as "2324000001" means kindly enable the "Starting Financial Year, Financial Year End and Transaction Running Number".
Note : This is because your transaction number should be a minimum of 6 digits and a maximum of 8 digits but as per the above billing sequence your invoice number contains more than 8 digits which includes and Financial Year. So enable the 3 options then drag and drop as per the order(attached the screenshot below for reference).
Example 2 : You required the bill number as "TNP2324000001" means kindly enable the "Register/Location Prefix, Starting Financial Year, Financial Year End and Transaction Running Number".
Note : This is because your transaction number should be a minimum of 6 digits and a maximum of 8 digits but as per the above billing sequence your invoice number contains more than 8 digits which includes Branch prefix and Financial Year. So enable the 4 options then drag and drop as per the order(attached the screenshot below for reference).
In this we can set the Branch Prefix from 1 to 5 length and it should be mentioned in respective location in "Branch Master".
Note :
We can also use the other options like "Transaction Prefix Code, Till Code, Outlet Code, Financial Period and Outlet Prefix"
Step 6 : After configuring all the options press "Save".
Step 7 : After configuring the "Transaction Prefix" kindly do the Sales Bill as regular process.
How to refer in Report :
Step 1 : Kindly go to "Reports --> Sales --> Sales --> Daily Sales [Bill No Wise]"
Step 2 : Kindly click the reports setting and enable the "Tran Unique No" column and press "Save".
Step 3 : Now you can see the "Unique transaction number" which is configured through the "Transaction Prefix" screen.
--> We have attached the screenshot which the invoices has been done before and after the "Transaction Prefix" configuration.

Note : This is because your transaction number should be a minimum of 6 digits and a maximum of 8 digits but as per the above billing sequence your invoice number contains more than 8 digits which includes Branch/ Register prefix and Financial Year. So enable the 3 options then drag and drop as per the order(attached the screenshot below for reference).
Step 3:After configuring the "Transaction Prefix" kindly do the Sales Bill in Gobill as regular process.
Step 4:Kindly verify in reports by going to Reports -->Sales-->Sales--> Daily sales Billno wise and click the reports setting and enable the "Tran Unique No" column and press "Save",After that check in reports, "Unique transaction number" which is configured through the "Transaction Prefix" screen.
You can verify the Tran Unique number in the GST E filing screen under reference number column .
In order to verify the same in TFA reports, Kindly go to Reports-->sales-->Sales-->Gst Sales Summary report , in Tran Unique No column the unique transaction number will be displayed.