/AIF/UI026 - &1 not found in program &2/screen &3; invalid selection parameter

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/UI -

• Message number: 026

• Message text: &1 not found in program &2/screen &3; invalid selection parameter

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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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.

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AnswerBot

• What is the cause and solution for SAP error message /AIF/UI026 - &1 not found in program &2/screen &3; invalid selection parameter ?

  The SAP error message /AIF/UI026 &1 not found in program &2/screen &3; invalid selection parameter typically occurs in the context of the Application Interface Framework (AIF) when there is an issue with the selection parameters used in a program or screen. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  Invalid Selection Parameter: The parameter you are trying to use in the selection screen does not exist or is not defined correctly in the program.
  Program or Screen Mismatch: The program or screen you are referencing may not be correctly linked to the selection parameters you are trying to use.
  Configuration Issues: There may be issues with the configuration of the AIF or the specific interface you are working with.
  Authorization Issues: Lack of proper authorizations to access certain programs or screens can also lead to this error.
  Data Consistency Issues: If the data being processed does not match the expected format or values, it can trigger this error.
  
  Solutions:
  
  Check Parameter Definitions: Verify that the selection parameters you are using are correctly defined in the program. Ensure that the names and types match what is expected.
  Review Program and Screen: Ensure that the program and screen you are referencing are correctly set up and that they are compatible with the parameters being used.
  Configuration Review: Check the AIF configuration settings to ensure that everything is set up correctly. This includes checking the interface configuration and any related settings.
  Authorization Check: Ensure that you have the necessary authorizations to access the program and screen. You may need to consult with your SAP security team.
  Debugging: If you have access, use the debugger to trace the execution of the program and identify where the error is occurring. This can provide insights into what is going wrong.
  Consult Documentation: Refer to SAP documentation or notes related to AIF and the specific error message for additional guidance and troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide patches or updates.
  AIF Documentation: Review the official SAP documentation for the Application Interface Framework for best practices and configuration guidelines.
  Community Forums: Consider searching or posting in SAP community forums or discussion groups for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage with SAP support for more specialized assistance.