How To Fix MM_PUR_COMMON_API018 - Operation '&1' not supported for entity type '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: MM_PUR_COMMON_API - Common messages for MM-PUR APIs

• Message number: 018

• Message text: Operation '&1' not supported for entity type '&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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MM_PUR_COMMON_API018 - Operation '&1' not supported for entity type '&2' ?

  The SAP error message MM_PUR_COMMON_API018 typically indicates that an operation you are trying to perform is not supported for the specified entity type. This error often arises in the context of Material Management (MM) or Purchasing (PUR) modules when using APIs or BAPIs (Business Application Programming Interfaces).
  Cause:
  
  Unsupported Operation: The operation you are attempting (e.g., create, update, delete) is not valid for the specified entity type. For example, you might be trying to perform an operation on a purchase order that is not allowed.
  Incorrect Entity Type: The entity type you are working with may not be compatible with the operation you are trying to execute. This could be due to a mismatch in the expected parameters or the state of the entity.
  Configuration Issues: There may be configuration settings in your SAP system that restrict certain operations for specific entity types.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to perform the action on the specified entity type.
  
  Solution:
  
  Check Operation Validity: Review the documentation for the API or BAPI you are using to ensure that the operation you are trying to perform is supported for the specified entity type.
  Verify Entity Type: Ensure that you are using the correct entity type in your API call. Double-check the parameters being passed to the function.
  Review Configuration: If applicable, check the configuration settings in your SAP system to see if there are any restrictions on the operation for the entity type in question.
  Authorization Check: Ensure that the user has the necessary authorizations to perform the operation. You may need to consult with your SAP security team to verify this.
  Debugging: If you have access to the SAP system, you can use transaction codes like SE37 (Function Module) or SE80 (Object Navigator) to debug the API call and see where it fails.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. You can search for the error message number in the SAP Support Portal.
  Documentation: Refer to the official SAP documentation for the specific API or BAPI you are using to understand the expected parameters and operations.
  Community Forums: Consider searching or posting on SAP community forums (like SAP Community or Stack Overflow) for additional insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the problem persists, consider reaching out to SAP support for further assistance.