How To Fix M&165 - Parameter MASSD_OBJECT_TYPE contains invalid object type '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: M& -

• Message number: 165

• Message text: Parameter MASSD_OBJECT_TYPE contains invalid object type '&1'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M&165 - Parameter MASSD_OBJECT_TYPE contains invalid object type '&1' ?

  The SAP error message M&165 indicates that there is an issue with the parameter MASSD_OBJECT_TYPE, which contains an invalid object type represented by &1. This error typically occurs in the context of mass data processing or mass changes in SAP, particularly in the Materials Management (MM) module.
  Cause:
  The error is caused by one of the following reasons:
  
  Invalid Object Type: The object type specified in the MASSD_OBJECT_TYPE parameter does not match any of the valid object types recognized by the system. This could be due to a typo, an outdated configuration, or an unsupported object type.
  Configuration Issues: The system may not be properly configured to recognize the object type you are trying to use. This can happen if the object type has been removed or if there are inconsistencies in the configuration settings.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to perform actions on the specified object type, leading to this error.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Object Type: Verify the object type you are trying to use. Ensure that it is correctly spelled and is a valid object type in the context of the operation you are performing.
  
  
  Review Configuration: If you have access to the configuration settings, check the relevant configuration for mass data processing. Ensure that the object type is defined and active in the system.
  
  
  Consult Documentation: Refer to SAP documentation or help resources to confirm the valid object types for the operation you are attempting. This can help you identify if you are using an outdated or incorrect object type.
  
  
  Authorization Check: Ensure that your user account has the necessary authorizations to perform actions on the specified object type. You may need to contact your SAP security administrator for assistance.
  
  
  Debugging: If you have access to debugging tools, you can trace the program execution to see where the error is being triggered. This can provide more context on why the object type is being considered invalid.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues related to this error.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like MM17 (Mass Change of Material Data) or MASS (Mass Maintenance) when encountering this error.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have faced similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, especially if it appears to be a bug or a deeper configuration issue.
  
  By following these steps, you should be able to identify and resolve the cause of the M&165 error in SAP.