How To Fix WAB021 - Internal error: BAdI implementation for filter & missing

SAP Error Message - Details

• Message type: E = Error

• Message class: WAB - Messages Settlement Management

• Message number: 021

• Message text: Internal error: BAdI implementation for filter & missing

What causes this issue?

For the filter type &V1&, no implementation exists for BAdI
WLF_ACCOUNTING_CREATE_LINE.

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?

This issue should not occur. Contact your system administrator. This may
be a program error.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.