Message type: E = Error
Message class: CP - Task list messages: Core data
Message number: 436
Message text: The operation has been referenced. You cannot change the data
The operation for which you want to calculate standard values is
referenced from a reference operation set. You cannot calculate
standard values for referenced operations.
To calculate standard values for a referenced operation, proceed as
follows:
Call up the reference operation set for maintenance and calculate the
standard values there or
unlock the referenced operation set.
Error message extract from SAP system. Copyright SAP SE.
CP436
- The operation has been referenced. You cannot change the data ?The SAP error message CP436 ("The operation has been referenced. You cannot change the data") typically occurs in the context of production planning or order management when you attempt to modify data related to a production order, process order, or similar entity that has already been referenced or used in subsequent operations.
Cause: Referenced Data: The primary cause of this error is that the data you are trying to change has already been referenced in another transaction or process. For example, if a production order has been released and is being processed, you cannot change certain fields (like the order quantity, material, etc.) because it would affect the integrity of the data in the system. Status of the Order: The order might be in a status that does not allow changes. For instance, if the order is already confirmed or completed, certain fields become locked for editing. Dependencies: There may be dependencies on the
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