How To Fix B1438 - No application object type planned for the function module

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 438

• Message text: No application object type planned for the function module

What causes this issue?

There is no application object type planned for the '&v1&' function
module.

System Response

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

How to fix this error?

The allowed application object type must be allocated to the function
module. This allocation is made together with the allocation of the
function module to the message types and intermediate document types
that can be processed by this function module.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1438 - No application object type planned for the function module ?

  The SAP error message B1438, which states "No application object type planned for the function module," typically occurs when there is an issue with the configuration of the application object types in relation to a specific function module. This error can arise in various contexts, such as when trying to execute a function module that is expected to interact with certain application objects, but those objects are not properly defined or configured in the system.
  Causes:
  
  Missing Configuration: The application object type that the function module is trying to access is not defined in the system.
  Incorrect Function Module Usage: The function module may not be intended for the application object type you are trying to use it with.
  Transport Issues: If the function module or its related configuration was transported from another system, it may not have been set up correctly in the target system.
  Authorization Issues: Sometimes, the user executing the function may not have the necessary authorizations to access the application object type.
  
  Solutions:
  
  
  Check Configuration:
  
  Go to transaction SPRO and navigate to the relevant configuration settings for the application object types. Ensure that the object type is defined and properly configured.
  Verify that the function module is correctly associated with the intended application object type.
  
  
  
  Review Function Module:
  
  Use transaction SE37 to check the function module that is causing the error. Ensure that it is designed to work with the application object type you are using.
  Look for any documentation or comments within the function module that might indicate its intended use.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included and that there were no errors during the transport process.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the application object type. You can check this using transaction SU53 after the error occurs to see if there are any authorization issues.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message. There may be patches or updates that resolve known issues.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can set breakpoints in the function module to see where the error occurs and gather more context about the issue.
  
  
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for the specific module or function you are working with to understand the expected configurations and usage.
  Community Forums: Check SAP Community forums or other online resources where similar issues may have been discussed.
  SAP Support: If the issue persists and you have a support contract, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify the root cause of the B1438 error and implement a solution to resolve it.