Message type: E = Error
Message class: PPELUI - Messages of iPPE Workbench Express
Message number: 031
Message text: The selected combination of class and class type is invalid
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PPELUI031
- The selected combination of class and class type is invalid ?The SAP error message PPELUI031, which states "The selected combination of class and class type is invalid," typically occurs in the context of SAP Plant Maintenance (PM) or SAP Project System (PS) when working with classification and object characteristics. This error indicates that the system cannot find a valid combination of the class and class type you are trying to use. Causes: Incorrect Class Type: The class type you are trying to use may not be compatible with the class you have selected. Each class type is designed for specific purposes and may not support all classes. Missing Class Assignment: The class you are trying to use may not be assigned to the class type in the system configuration.
Configuration Issues: There may be issues in the configuration of the classification system, such as missing or incorrect settings in the Customizing settings for classes and class types. Authorization Issues: Sometimes, the user may not have
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