How To Fix CN191 - BAPI method &1 is not intended for object type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 191

• Message text: BAPI method &1 is not intended for object type &2

What causes this issue?

You tried to call up command &v1& for object type &v2&. The command is
not intended for this object type.

System Response

INCLUDE NA_ALLG_NOVERARBEITUNG OBJECT DOKU ID TX

How to fix this error?

Enter a valid command for a valid object type in the command table.
&NOTE&

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

<ls>Object type,,Commands</>
ProjectDefinition,,Create, Update
WBS element ,,Create, Update
WBS hierarchy,,Create
Network,,Create, Update, Schedule, Calculate,
NetworkActivity ,,Create, Update, Delete,
NetworkRelation,,Create, Update, Delete
Trace ,,Create
If you want to save the data that was changed in the main memeory, you
must use command "Save" without an object type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN191 - BAPI method &1 is not intended for object type &2 ?

  The SAP error message CN191, which states "BAPI method &1 is not intended for object type &2," typically occurs when there is an attempt to call a BAPI (Business Application Programming Interface) method that is not applicable to the specified object type. This can happen in various scenarios, such as when integrating with SAP systems or when developing custom applications that interact with SAP.
  Cause:
  
  Incorrect BAPI Method: The BAPI method being called is not designed for the object type specified. Each BAPI is associated with specific object types, and calling a method for an incompatible object type will trigger this error.
  Configuration Issues: There may be configuration issues in the SAP system that lead to the BAPI not being recognized for the specified object type.
  Version Mismatch: If there are different versions of the BAPI or object type in use, it may lead to compatibility issues.
  Custom Development: If custom BAPIs or object types have been developed, there may be discrepancies in the implementation.
  
  Solution:
  
  Check BAPI Documentation: Review the documentation for the BAPI method you are trying to use. Ensure that it is intended for the object type you are working with.
  Verify Object Type: Confirm that the object type you are passing to the BAPI is correct and supported by the BAPI method.
  Use Correct Parameters: Ensure that you are using the correct parameters and structure as defined in the BAPI interface.
  Debugging: If you have access to the SAP system, use transaction codes like SE37 (Function Module) or SE80 (Object Navigator) to debug the BAPI and check its compatibility with the object type.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates regarding the BAPI and object type in question.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it involves standard BAPIs.
  
  Related Information:
  
  BAPI Overview: BAPIs are standardized programming interfaces that allow external applications to interact with SAP systems. Each BAPI is associated with a specific business object.
  Object Types: In SAP, object types represent business entities (e.g., materials, customers, orders) and are defined in the system.
  Transaction Codes: Familiarize yourself with transaction codes like SE37 (to view BAPIs) and SE80 (to explore object types and their relationships).
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  
  By following these steps and understanding the context of the error, you should be able to resolve the CN191 error effectively.