Message type: E = Error
Message class:  HRPADRU_LEGAL_FORMS - Legal forms RU 
Message number: 001
Message text: BAdI is implemented in multiple mode
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 "HRPADRU_LEGAL_FORMS001 BAdI is implemented in multiple mode" typically occurs in the context of the Business Add-In (BAdI) implementation for legal forms in the HR module, particularly in the Russian localization of SAP. This error indicates that the BAdI has been implemented in a way that allows multiple implementations, but the system is encountering a conflict or issue with how these implementations are being processed.
Cause: Multiple Implementations: The BAdI HRPADRU_LEGAL_FORMS001 has been implemented multiple times, and the system is unable to determine which implementation to use for the current context.
Configuration Issues: There may be configuration issues or inconsistencies in the way the BAdI implementations are set up. Incorrect Logic in Implementations: If the logic in the BAdI implementations is not correctly handling the expected input or output, it can lead to conflicts.
Solution: Check Implementations: Go to the BAdI implementation transaction (SE19) and check how many implementations exist for HRPADRU_LEGAL_FORMS001. Ensure
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
HRPADRU_LEGAL_FORMS000 BAdI is not implemented
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HRPADRU_FSS_CR073 Card is not allowed for FSSDP
What causes this issue?  The bank card company is not allowed to be used for FSS Direct Payments.System Response  The system issues an error message a...
HRPADRU_LEGAL_FORMS002 BAdI initial context error
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HRPADRU_LEGAL_FORMS006 Create layout for form & before you try to create reports
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.