Message type: E = Error
Message class:  67_LOAN - Messages for Fin. Asset Management for Loans - Continued 
Message number: 825
Message text: Invalid payment lock
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 67_LOAN825: Invalid payment lock typically occurs in the context of loan management or financial transactions within the SAP system. This error indicates that there is an issue with the payment lock status of a loan or financial transaction, which prevents the system from processing the payment. Causes: Incorrect Payment Lock Status: The payment lock status for the loan may not be set correctly, leading to the system not recognizing it as valid. Data Inconsistency: There may be inconsistencies in the data related to the loan or payment, such as missing or incorrect entries in the database. User Authorization Issues: The user attempting to process the payment may not have the necessary authorizations to unlock or modify the payment lock. System
Configuration Issues: There may be configuration settings in the SAP system that are not aligned with the business processes, leading to this error. Solutions: Check Payment Lock Status: Verify the payment lock status
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
67_LOAN824 New connection to FiMa cannot be used for loan &1 / &2
What causes this issue?  You cannot use the new connection to financial mathematics for loan &v2& in company code &v1&. The connection...
67_LOAN823 Due date is before the start of the first fixed interest period
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
67_LOAN826 Invalid dunning lock
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
67_LOAN827 Invalid dunning area
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.