Message type: E = Error
Message class:  9J1UFDI - Messages for Ukraine E-Invoices 
Message number: 037
Message text: VAT administration data (comp.code &, year &) is locked by user &
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 9J1UFDI037 indicates that the VAT administration data for a specific company code and year is locked by a user. This typically occurs when a user is currently processing or has not properly released the lock on the VAT data for that particular company code and fiscal year.
Cause: User Lock: A user is currently editing or has left a session open that is locking the VAT administration data. Incomplete Transactions: A transaction related to VAT processing was not completed, leaving the data in a locked state. System Error: Occasionally, system errors or crashes can leave data in a locked state.
Solution: Identify the Locking User: Use transaction code SM12 to view the lock entries. You can filter by the user ID mentioned in the error message to see which session is holding the lock. Release the Lock: If the locking user is identified and is not actively working on the data, you can manually
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
9J1UFDI036 XML file &1 contains outdated data
What causes this issue?  The uploaded XML-based file contains outdated data (according to date, time of creation and number of the Electronic VAT Admi...
9J1UFDI035 Outgoing XML file &1, #&2, date &3, buyer &4 imported successfully
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
9J1UFDI038 VAT admin. data (comp.code &, year &). Internal error in enqueue server
What causes this issue?  VAT administration data is locked due to an internal error. Try again later.System Response  The system issues an error messa...
9J1UFDI040 Select at least one XML.
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.