How To Fix RMPS_PRO123 - Incorrect object type; API cannot be used for objects of SP &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RMPS_PRO - RMPS: PRO Messages

• Message number: 123

• Message text: Incorrect object type; API cannot be used for objects of SP &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RMPS_PRO123 - Incorrect object type; API cannot be used for objects of SP &1 ?

  The SAP error message RMPS_PRO123 indicates that there is an issue with the object type being used in a particular API call. Specifically, the error states that the API cannot be used for objects of a certain type, which is indicated by the placeholder &1. This typically occurs in the context of SAP Project System (PS) or related modules where specific APIs are designed to work with certain object types.
  Cause:
  
  Incorrect Object Type: The most common cause of this error is that the API you are trying to use is not compatible with the object type you are passing to it. For example, if the API is designed for project definitions but you are trying to use it with a network or activity object, this error will occur.
  Configuration Issues: There may be configuration settings in your SAP system that are not aligned with the expected object types for the API.
  Custom Development: If there are custom developments or enhancements in your SAP system, they may inadvertently be causing this error by passing incorrect object types to the API.
  
  Solution:
  
  Check Object Type: Verify the object type you are trying to use with the API. Ensure that it is compatible with the API's requirements. Refer to the API documentation to confirm the expected object types.
  Use Correct API: If you are using the wrong API for the object type, switch to the appropriate API that supports the object type you are working with.
  Debugging: If you have access to debugging tools, you can trace the API call to see what object type is being passed and identify where the mismatch occurs.
  Consult Documentation: Review the SAP documentation for the specific API you are using to understand its limitations and requirements.
  SAP Notes: Check for any relevant SAP Notes that might address this issue. Sometimes, SAP releases notes that provide fixes or workarounds for known issues.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. Provide them with the error message and context for better troubleshooting.
  
  Related Information:
  
  API Documentation: Always refer to the official SAP API documentation for the specific module you are working with (e.g., Project System, Controlling).
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in managing or troubleshooting project-related objects (e.g., CJ20N for project management).
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the RMPS_PRO123 error and implement a suitable solution.