How To Fix GP135 - Function is not possible, change field groups

GP135 - Overview

• Message type: E = Error

• Message class: GP - FI-SL and CO planning

• Message number: 135

• Message text: Function is not possible, change field groups

What causes this issue?

You have called up the function "Insert combination". You cannot carry
out this function at the moment because the field group <ZH>&V2&</>
with the unit <ZH>&V1&</> does not appear on the screen.
Since this unit is, however, an obligatory key field of the summary
records, you would not be able to enter this field after carrying out
the function "Insert combination".

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?

First carry out the function "Select field group" so that the missing
unit &V1& appears on the screen. Afterwards, call up the function
"Insert combination" again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP135 - Function is not possible, change field groups ?

  The SAP error message GP135 ("Function is not possible, change field groups") typically occurs in the context of the SAP HR module, particularly when dealing with infotypes and field groups. This error indicates that the system is unable to perform a certain function because the field groups associated with the infotype are not set up correctly or are not compatible with the operation you are trying to perform.
  Causes:
  
  Field Group Configuration: The field groups defined for the infotype may not allow the operation you are attempting (e.g., creating, changing, or displaying records).
  Authorization Issues: The user may not have the necessary authorizations to access or modify the field groups.
  Data Inconsistencies: There may be inconsistencies in the data or configuration that prevent the operation from being completed.
  Custom Enhancements: If there are custom enhancements or modifications in the system, they may interfere with the standard behavior of the infotype.
  
  Solutions:
  
  
  Check Field Group Configuration:
  
  Go to the