Message type: E = Error
Message class:  FI_E - Message Class for FM English Developers 
Message number: 242
Message text: Payment term &1 has been changed to Accelerated Pay payment term &2
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 FI_E242 indicates that there has been a change in the payment term for a transaction. Specifically, it states that the payment term has been changed from one specified term (represented as &1) to an "Accelerated Pay" payment term (represented as &2). This typically occurs in the context of accounts payable or receivable when processing invoices or payments.
Cause: Configuration Changes: The payment terms in the system may have been modified in the configuration settings, leading to the automatic change of the payment term for certain transactions. Business Rules: There may be business rules or conditions set up in the system that automatically change payment terms based on certain criteria (e.g., vendor agreements, customer agreements, or payment processing rules). User Input: A user may have manually changed the payment term during the transaction entry process, either intentionally or accidentally.
Solution: Review Payment Terms Configuration: Check the configuration settings for payment terms in the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
FI_E241 No Accelerated Pay payment term has been maintained
 <DS:SIMG.SIMG_PSFMG_OF23N>&CAUSE&</> You have the Prompt Payment Act (PPA) feature active in your company code. This vendor invoi...
FI_E240 PPA is not active in company code &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
FI_E243 Amount Splitting can only be used with Manual Splitting.
What causes this issue?  The company code has Amount Split enabled. Amount split can only be used when the Prompt Payment Act (PPA) splitting method s...
FI_E244 Original payment term &1 changed to &2 due to Pay at the Earliest setting
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.