Message type: E = Error
Message class:  /PM0/ALP_BTX -  
Message number: 028
Message text: Objects must not be deleted
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The SAP error message /PM0/ALP_BTX028 Objects must not be deleted typically occurs in the context of the SAP Plant Maintenance (PM) module, particularly when dealing with maintenance plans, task lists, or other related objects. This error indicates that the system is trying to delete an object that is not allowed to be deleted due to certain constraints or dependencies. Causes: Object Dependencies: The object you are trying to delete may be linked to other objects (e.g., maintenance orders, notifications, etc.) that prevent its deletion. Status of the Object: The object might be in a status that does not allow deletion (e.g., released, completed). Configuration Settings: Certain configuration settings in the system may restrict the deletion of specific objects. Authorization Issues: The user may not have the necessary authorizations to delete the object. Solutions: Check Dependencies: Review the object to see if it is linked to other objects. If it is, you may need to delete or modify
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