How To Fix AD317 - Enter a valid application class

AD317 - Overview

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 317

• Message text: Enter a valid application class

What causes this issue?

You have not specified a valid application class or else have not
specified an application class at all.

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?

Enter an application class from table TAPPL.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD317 - Enter a valid application class ?

  The SAP error message AD317 ("Enter a valid application class") typically occurs when there is an issue with the application class being used in a transaction or process within the SAP system. This error is often encountered in the context of application development or configuration, particularly when dealing with ABAP programs, function modules, or other application components.
  
  Cause:
  
  Invalid Application Class: The application class you are trying to use may not exist or is incorrectly specified.
  Authorization Issues: The user may not have the necessary authorizations to access the specified application class.
  Configuration Errors: There may be a misconfiguration in the system settings or in the application itself.
  Data Entry Errors: The application class may have been mistyped or incorrectly entered in the relevant field.
  
  
  Solution:
  
  Check Application Class: Verify that the application class you are trying to enter is valid and exists in the system. You can do this by checking the relevant configuration or development