Message type: E = Error
Message class:  HRPADRUREPORTS - HR-RU: message class for HR RU reports 
Message number: 504
Message text: Authorization error. Check authorization object P_RU_PKMN
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.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
Unfortunately, there isn't any extra information in this error notice.
First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).
Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.
You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.
The SAP error message HRPADRUREPORTS504 indicates an authorization issue related to the authorization object P_RU_PKMN. This error typically occurs when a user attempts to execute a report or transaction that requires specific authorizations that they do not possess.
Cause: The error is caused by the lack of necessary authorizations for the user to access or execute the specific report or transaction. The authorization object P_RU_PKMN is related to personnel management and controls access to certain functionalities within the HR module.
Solution: To resolve this error, you can follow these steps: Check User Authorizations: Use transaction code SU53 immediately after the error occurs. This will show you the last authorization check and help identify which specific authorization is missing. Review Authorization Object: Check the details of the authorization object P_RU_PKMN. This object typically includes fields such as: Activity: The action the user is trying to perform (e.g., display, change). Personnel Area: The specific area of the organization the user is trying
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
HRPADRUREPORTS503 Operation canceled by user
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HRPADRUREPORTS502 Error when creating a package
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HRPADRUREPORTS505 Select at least one package
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HRPADRUREPORTS506 Error when changing the status
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.