Message type: E = Error
Message class:  RSCV - Analysis of BW objects (InfoCubes...) 
Message number: 336
Message text: Master data of char. &1 (table &2) contain characters not permitted
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The SAP error message RSCV336 indicates that there are characters in the master data of a characteristic that are not permitted. This typically occurs when the data being processed contains invalid characters that do not conform to the expected format or character set defined for that characteristic.
Cause: Invalid Characters: The master data for the characteristic contains special characters, spaces, or other non-alphanumeric characters that are not allowed. Data Entry Errors: Manual data entry errors may lead to the inclusion of invalid characters. Data Import Issues: If data is being imported from an external source, the source data may contain invalid characters.
Configuration Issues: The characteristic may be configured to only accept certain types of data, and the current data does not meet those criteria.
Solution: Identify Invalid Characters: Review the master data for the characteristic in question (indicated by &1) and the associated table (indicated by &2). Look for any characters that are not allowed. Data Cleansing:
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