TTE condition &1 is flagged mandatory but has not been activated

What causes this issue?

The condition type &V1& of pricing procedure &V2& is defined as
mandatory in TTE but pricing in the TTE has set it to <ZK>Inactive</>.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the trace messages for further information. The condition can be
set inactive due to several reasons such as decimal places overflow and
so on.

Procedure for System Administrators

Check and, if necessary, adjust the settings in
<DS:SIMG.TTE_CRM_CALC_PROC>Maintain Tax Calculation Procedure</>

Error message extract from SAP system. Copyright SAP SE.