How To Fix UPWB088 - Referenced component &1 is not a selector of the correct type

SAP Error Message - Details

• Message type: E = Error

• Message class: UPWB - Messages for Development Class UPWB

• Message number: 088

• Message text: Referenced component &1 is not a selector of the correct type

What causes this issue?

The assigned selector does not have the correct type.

System Response

The selector cannot be assigned to the current element.

How to fix this error?

Select a suitable selector:
For the selection of a planning package, use a package selector.
For the selection of a planning layout, a planning function or a
parameter group use a function/layout selector.
For the selection of variable values for planning layouts or planning
functions use a variable selector.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.