How To Fix 26090 - Enter AScEx when entering screen number

SAP Error Message - Details

• Message type: E = Error

• Message class: 26 - Dokumentenverwaltung

• Message number: 090

• Message text: Enter AScEx when entering screen number

What causes this issue?

You have entered a screen which is to replace the standard <ZH>Basic
data</> screen 0101 in program SAPLCV00 for the document type.

System Response

The system requires an entry for the program in which the PBO and PIA
form routines for the alternative screen are processed.

How to fix this error?

In field <ZH>AScEx</>, enter the name of the program which processes
the alternative screen.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 26090 - Enter AScEx when entering screen number ?

  The SAP error message "26090 Enter AScEx" typically occurs when there is an issue with the screen number or the transaction code being used in the SAP system. This error is often related to the configuration of the SAP GUI or the specific transaction you are trying to access.
  Cause:
  
  Invalid Screen Number: The screen number you are trying to enter may not be valid or does not exist in the system.
  Authorization Issues: You may not have the necessary authorizations to access the specific screen or transaction.
  Configuration Issues: There may be a problem with the configuration of the SAP GUI or the specific transaction code.
  System Errors: There could be underlying system errors or inconsistencies in the SAP environment.
  
  Solution:
  
  Check Screen Number: Ensure that the screen number you are entering is correct and exists in the system. You can verify this by checking the transaction code associated with the screen.
  Verify Authorizations: Check if you have the necessary authorizations to access the transaction or screen. You may need to contact your SAP security administrator to verify your roles and permissions.
  Use Transaction Codes: Instead of entering a screen number directly, try using the appropriate transaction code associated with the screen you want to access.
  SAP GUI Configuration: Ensure that your SAP GUI is properly configured. You may want to reset your SAP GUI settings or reinstall it if necessary.
  Consult Documentation: Refer to SAP documentation or help resources for more information on the specific transaction or screen you are trying to access.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any updates or patches related to the error message.
  Transaction Codes: Familiarize yourself with the transaction codes relevant to the screens you are trying to access.
  User Roles: Understand the user roles and authorizations required for different transactions in your organization.
  
  By following these steps, you should be able to resolve the error message "26090 Enter AScEx" and successfully access the desired screen or transaction in SAP.