How To Fix AC608 - Enter an allowed index class (1, 2, 3 or 4).

SAP Error Message - Details

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 608

• Message text: Enter an allowed index class (1, 2, 3 or 4).

What causes this issue?

You entered index class &V1&. However, this index class is not allowed
in Asset Accounting.

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?

Enter an allowed index class (1 - 4).

Error message extract from SAP system. Copyright SAP SE.