This tax code does not contain a non-deductible portion

What causes this issue?

The used tax code does not contain a tax percentage for nondeductible
taxes.

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?

Please use another tax code which contains deductible and
nondeductible tax.

Error message extract from SAP system. Copyright SAP SE.