How To Fix /INCMD/MSG169 - Group type is invalid; only FFF class, chains can be used to create PSP

SAP Error Message - Details

• Message type: E = Error

• Message class: /INCMD/MSG -

• Message number: 169

• Message text: Group type is invalid; only FFF class, chains can be used to create PSP

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /INCMD/MSG169 - Group type is invalid; only FFF class, chains can be used to create PSP ?

  The SAP error message /INCMD/MSG169 Group type is invalid; only FFF class, chains can be used to create PSP typically occurs in the context of Project System (PS) when trying to create a Work Breakdown Structure (WBS) element or a project structure that is not compatible with the specified group type.
  
  Cause:
  
  Invalid Group Type: The error indicates that the group type you are trying to use is not valid for the operation you are attempting. In SAP PS, only certain group types (specifically those of class FFF) are allowed for creating Project Structures (PSP).
  
  Configuration Issues: There may be configuration settings in the system that restrict the use of certain group types for project creation.
  Incorrect Master Data: The master data for the project or WBS element may not be set up correctly, leading to the use of an invalid group type.
  
  
  Solution:
  
  Check Group Type: Ensure that you are using a valid group type.