[A] If you are facing cost Break-up error in extension while integrating invoice to tally, open the tally.

[B] In Gateway Of Tally click on F11: Features >> Accounting Features

[C] Now select Yes in all the options of Cost/Profit Centers Management as shown below and save it. 

[D] Now refresh the page in extension and integrate the invoices to tally.

Keywords- cost break up error, error in extension

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