Message type: E = Error
Message class:  LSO_CORRESPONDENCE - Correspondence Messages 
Message number: 718
Message text: Entries &1 and &2 are contradictory
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 LSO_CORRESPONDENCE718 indicates that there is a contradiction between two entries in the system, typically related to the Learning Solution (LSO) module. This error often arises when there are inconsistencies in the data being processed, such as conflicting settings or parameters.
Cause: The error message usually occurs due to one of the following reasons: Inconsistent Data: There may be conflicting entries in the database that are being referenced. For example, two records might have overlapping or contradictory information regarding a learning event or participant.
Configuration Issues: Incorrect configuration settings in the Learning Solution module can lead to contradictions in how data is interpreted or processed. Data Integrity Issues: If there are issues with data integrity, such as missing or incorrect entries in related tables, this can trigger the error.
Solution: To resolve the LSO_CORRESPONDENCE718 error, you can follow these steps: Check the Entries: Review the entries referenced in the error message (indicated by &1 and
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
LSO_CORRESPONDENCE717 Enter a valid output medium
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LSO_CORRESPONDENCE716 Enter a valid correspondence type
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LSO_CORRESPONDENCE719 Entries &1 and &2 are identical
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LSO_CORRESPONDENCE720 Enter an allowed class for context preparation
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.