Message type: E = Error
Message class:  HR_SE_PA_PROXY - Message Class for PA Proxy 
Message number: 002
Message text: ScaleID &1 assigned to CompetencyID &2 does not exist.
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 HR_SE_PA_PROXY002 indicates that there is an issue with the assignment of a Scale ID to a Competency ID in the SAP system. Specifically, the error states that the Scale ID you are trying to use does not exist in the system for the specified Competency ID.
Cause: Non-Existent Scale ID: The Scale ID you are trying to assign to the Competency ID does not exist in the database. Incorrect Configuration: There may be a configuration issue where the Scale ID is not properly set up or linked to the Competency ID. Data Entry Error: There could be a typographical error in the Scale ID or Competency ID being used. Missing Master Data: The necessary master data for the Scale ID or Competency ID may not have been created or activated.
Solution: Verify Scale ID: Check if the Scale ID exists in the system. You can do this by navigating to the relevant configuration
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
HR_SE_PA_PROXY001 No scale is assigned for CompetencyID &1.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HR_SE_PA_PROXY000 CompetencyID &1 does not exist.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HR_SE_PA_PROXY003 No active Plan version defined.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HR_SE_PA_PROXY004 No Employees match the given Search criteria.
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.