Message type: E = Error
Message class:  /SAPAPO/FOT -  
Message number: 815
Message text: User canceled. No production version selected.
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.
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The SAP error message /SAPAPO/FOT815 User canceled. No production version selected typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user is trying to execute a function that requires a production version to be selected, but the user cancels the selection process or does not select any production version.
Cause: User Cancellation: The user may have canceled the dialog box that prompts for the selection of a production version. No Production Version Available: There may not be any production versions available for the material in question. Authorization Issues: The user may not have the necessary authorizations to view or select production versions.
Configuration Issues: There may be configuration issues in the APO system that prevent the production versions from being displayed.
Solution: Select a Production Version: Ensure that you select a valid production version when prompted. If you accidentally canceled the dialog, try to execute the function again and make a selection. Check
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