Message type: E = Error
Message class:  CNV_PE_S4_AFS - Messages for Posting Engine AFS to S/4 Content 
Message number: 000
Message text: &1 &2 &3 &4
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 CNV_PE_S4_AFS000 typically relates to issues encountered during the conversion process in SAP systems, particularly when migrating data from older systems to SAP S/4HANA, especially in the context of AFS (Apparel and Footwear Solution). The error message format suggests that it includes placeholders (&1, &2, &3, &4) that would be replaced with specific details about the error when it occurs.
Cause: The specific causes of this error can vary, but common reasons include: Data Inconsistencies: There may be inconsistencies or missing data in the source system that prevent successful migration.
Configuration Issues: Incorrect configuration settings in the target SAP S/4HANA system can lead to errors during the conversion process. Mapping Errors: Issues with the mapping of data fields from the legacy system to the new system can cause this error. Custom Code: If there are custom developments or enhancements in the legacy system, they may not be compatible with the new system.
Solution: To resolve
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_PE_S4128 Open the posting period for account type &1 belonging to company code &2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_PE_S4127 Location &1 not available
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_PE_S4_AFS001 Unknown characteristics name; execute the predecessor migration objects
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_PE_S4_AFS002 Invalid charac. types defined for the config. class &1; see long text
What causes this issue?  The characteristic types are incorrectly defined in the <NP>WRF_CHARVAL_HEAD</> table since the same characterist...
Click on this link to search all SAP messages.