How To Fix PSB_API_MSGCL024 - Specify an object number

SAP Error Message - Details

• Message type: E = Error

• Message class: PSB_API_MSGCL -

• Message number: 024

• Message text: Specify an object number

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PSB_API_MSGCL024 - Specify an object number ?

  The SAP error message PSB_API_MSGCL024 with the description "Specify an object number" typically occurs in the context of using the Project System (PS) module or related APIs where an object number is required but not provided. This error can arise in various scenarios, such as when creating or modifying project-related data.
  Cause:
  The error is generally caused by one of the following reasons:
  
  Missing Object Number: The API or function you are trying to execute requires an object number (like a project ID, WBS element, or network number), but it has not been provided in the input parameters.
  Incorrect API Usage: The API might be called incorrectly, or the parameters might not be set up properly.
  Data Entry Error: There might be a mistake in the data entry where the object number is expected but not filled in.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Input Parameters: Ensure that you are passing the required object number in the API call. Review the documentation for the specific API you are using to confirm the required parameters.
  Validate Object Existence: Make sure that the object number you are trying to use actually exists in the system. You can do this by checking in the relevant transaction codes (like CJ20N for projects).
  Review API Documentation: Look at the API documentation to understand the expected input and output parameters. Ensure that you are using the correct syntax and structure.
  Debugging: If you have access to debugging tools, you can step through the code to see where the object number is being set and why it might be missing.
  Consult with Colleagues or SAP Support: If you are unable to resolve the issue, consider reaching out to colleagues who have experience with the Project System or contacting SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP Project System, such as CJ20N (Project Builder), CJ01 (Create Work Breakdown Structure), and CJ02 (Change Work Breakdown Structure).
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message PSB_API_MSGCL024.
  Documentation: Review the SAP Help Portal for detailed information on the Project System and the specific APIs you are using.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.