How To Fix IBO_CH_INBOX_ACT004 - Parameter &1 for function module &2 missing

SAP Error Message - Details

• Message type: E = Error

• Message class: IBO_CH_INBOX_ACT - Message class for action handling of inbox

• Message number: 004

• Message text: Parameter &1 for function module &2 missing

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message IBO_CH_INBOX_ACT004 - Parameter &1 for function module &2 missing ?

  The SAP error message IBO_CH_INBOX_ACT004 indicates that a required parameter for a function module is missing. This error typically occurs in the context of the SAP Integrated Business Operations (IBO) or related applications where certain function modules are expected to receive specific parameters to execute correctly.
  Cause:
  The error can be caused by several factors, including:
  
  Missing Configuration: The function module may require certain configuration settings that have not been defined.
  Incorrect Function Call: The function module may be called without providing all the necessary parameters.
  Data Issues: The data being processed may not contain the expected values, leading to missing parameters.
  Custom Development: If there are custom developments or enhancements, they may not be handling parameters correctly.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Function Module Documentation: Review the documentation for the function module mentioned in the error message to understand the required parameters and their expected values.
  
  
  Debugging: Use the SAP debugger to trace the execution of the program and identify where the parameters are being set or passed. This can help you pinpoint the exact location where the parameter is missing.
  
  
  Review Configuration: Ensure that all necessary configuration settings related to the function module are correctly set up in the system.
  
  
  Parameter Mapping: If the function module is being called from a custom program or enhancement, ensure that all required parameters are being passed correctly.
  
  
  Check for Notes and Patches: Look for any SAP Notes or patches related to the function module or the error message. Sometimes, SAP releases updates that fix known issues.
  
  
  Consult with SAP Support: If the issue persists, consider reaching out to SAP support for assistance. Provide them with the error message, context, and any relevant details about your system configuration.
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Builder) to look up the function module and see its parameters.
  SAP Notes: Search the SAP Support Portal for notes related to the specific function module or error message.
  Community Forums: Check SAP Community forums or other SAP-related discussion boards for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.