How To Fix /SCMB/SCHED_CORE_CUS007 - &1 may only be used once in schema &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMB/SCHED_CORE_CUS -

• Message number: 007

• Message text: &1 may only be used once in schema &2

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 /SCMB/SCHED_CORE_CUS007 - &1 may only be used once in schema &2 ?

  The SAP error message /SCMB/SCHED_CORE_CUS007 &1 may only be used once in schema &2 typically occurs in the context of SAP Advanced Planning and Optimization (APO) or Supply Chain Management (SCM) when there is an issue with the configuration of a scheduling schema. This error indicates that a specific scheduling element (like a resource or a process) is being referenced multiple times in a schema where it is only allowed to be used once.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the same scheduling element (e.g., a resource or a specific operation) has been added more than once to the same scheduling schema.
  Schema Configuration: The configuration of the scheduling schema may not adhere to the rules defined in the system, which restricts the use of certain elements to a single instance within that schema.
  
  
  Solution:
  
  
  Check the Schema Configuration:
  
  Go to the transaction code for maintaining scheduling schemas (e.g., /SCMB/SCHED