Tally.ERP 9 is running in educational mode. Use a valid license to complete this action.

You have to activate or reactivate your license in order to resolve this issue.

Cause

This error appears in 2 scenarios:

      G: Language button is clicked when Tally is in Educational Mode.

      Ctrl+C (Helper) is pressed at TDS statutory master creation screen when Tally is in Educational Mode.

Solution

Activate/reactivate the License.