Message type: E = Error
Message class:  CNVHCM_PRESEL - TDMS4HCM: Messages for Object Selection 
Message number: 256
Message text: No relationships exist
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The SAP error message CNVHCM_PRESEL256: No relationships exist typically occurs in the context of the SAP HCM (Human Capital Management) module, particularly when dealing with personnel administration or organizational management. This error indicates that the system could not find any relationships (such as reporting lines, assignments, or other connections) for the specified object, such as an employee or organizational unit. Causes: Missing Data: The most common cause is that the relevant relationships have not been maintained in the system. For example, if you are trying to access an employee's reporting structure, but the reporting relationship has not been defined, this error will occur. Incorrect Object Selection: The object you are trying to access may not exist or may have been incorrectly specified. This could be due to a typo or selecting the wrong employee or organizational unit. Authorization Issues: Sometimes, the user may not have the necessary authorizations to view the relationships, leading to
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