How To Fix /AIF/CUSTOM_FUNCTION021 - No transaction selected

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/CUSTOM_FUNCTION -

• Message number: 021

• Message text: No transaction selected

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/CUSTOM_FUNCTION021 - No transaction selected ?

  The SAP error message /AIF/CUSTOM_FUNCTION021 No transaction selected typically occurs in the context of the Application Interface Framework (AIF) when a user attempts to process or execute a function without having selected a valid transaction. This can happen in various scenarios, such as when trying to process messages or execute custom functions in AIF.
  Cause:
  
  No Transaction Selected: The most straightforward cause is that the user has not selected any transaction in the AIF interface before attempting to execute a function.
  User Interface Issue: There may be a problem with the user interface that prevents transactions from being displayed or selected.
  Authorization Issues: The user may not have the necessary authorizations to view or select transactions.
  Configuration Issues: There could be a misconfiguration in the AIF settings or the custom function that is being called.
  
  Solution:
  
  Select a Transaction: Ensure that you have selected a valid transaction in the AIF interface before executing the function. Look for a list of transactions and make sure to select one.
  Check User Interface: If transactions are not visible, refresh the interface or check for any filters that may be hiding transactions.
  Review Authorizations: Verify that the user has the necessary authorizations to access and select transactions in AIF. This may involve checking roles and permissions in the SAP system.
  Configuration Review: If the issue persists, review the AIF configuration settings and ensure that the custom function is correctly set up to handle transactions.
  Debugging: If you have access to debugging tools, you can trace the execution to see where the error is being triggered and gather more information about the context in which it occurs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to AIF and this specific error message.
  Documentation: Refer to the official SAP documentation for AIF to understand the expected behavior and configuration settings.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem continues after trying the above solutions, it may be beneficial to contact SAP support for further assistance.