Error Code 43: License not valid for this product. Please contact Point of Purchase or Tally Solutions Pvt. Ltd.
This error occurs when you try to activate your Tally.ERP 9 license using a Tally.Server 9 or Tally.Developer 9 serial number, or vice versa.
Check and re-enter the serial number of the Tally product you want to activate. If the problem persists, contact Tally Solutions for help.