Message type: E = Error
Message class:  /SAPAPO/FOT -  
Message number: 014
Message text: Not a defined FOT function (split, merge, ProdCh)
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 /SAPAPO/FOT014 Not a defined FOT function (split, merge, ProdCh) typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue related to the FOT (Flexible Order Transfer) functions. This error indicates that the system is trying to execute a function (like split, merge, or production change) that has not been defined or configured properly in the system. Causes: Missing Configuration: The FOT functions (split, merge, ProdCh) may not be configured in the system. This can happen if the necessary settings have not been made in the APO system. Incorrect Function Call: The function being called may not exist or may have been incorrectly specified in the process. Authorization Issues: The user may not have the necessary authorizations to execute the specified FOT function. System Version or Patch Level: There may be a version or patch level issue where the required functionality is not available in
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/SAPAPO/FOT013 Inconsistent product for merge
What causes this issue?  In the merge process, order  &V1&  has product  &V2& which is different from main order product  &V3&...
/SAPAPO/FOT012 Block type &1 starts
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SAPAPO/FOT015 Order &1 not found
What causes this issue?  Order number &V1& cannot find a corresponding order IDSystem Response  Possibly, the order is not  yet created.How to...
/SAPAPO/FOT016 Location &1 different from &2 on main order, not allowed
What causes this issue?  Location &V1& different from &V2& on main order. Location of FOT function must be consistent  from order to o...
Click on this link to search all SAP messages.