Use one field group type only (T811J).

What causes this issue?

During checks of the allocation field use, it was determined that two
alternative field group categories such as HSL (obsolete) and HSL-0 or
HSL-1 (new) were used simultaneously.

System Response

Assessment/distribution does not function properly.

How to fix this error?

Remove the error with one of the following options::
Correct the error manually in view "Field Groups for Allocations"
(V_T811J) by deleting the field group category not used (such as HSL,
KSL, MSL, TSL).
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Error message extract from SAP system. Copyright SAP SE.