Message type: E = Error
Message class:  /PRA/MIGRATION -  
Message number: 018
Message text: No ERP comp code exist for PRA comp code &1 and Cdex Comp &2 and owner &3
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 /PRA/MIGRATION018 indicates that there is no corresponding ERP company code for the specified PRA (Profitability Analysis) company code, CDex company code, and owner. This error typically arises during data migration or integration processes, particularly when dealing with Profitability Analysis (PRA) in SAP.
Cause: Missing Configuration: The primary cause of this error is that the system cannot find a mapping between the specified PRA company code and the ERP company code. This could be due to missing or incorrect configuration in the system. Data Migration Issues: If you are migrating data from one system to another, it is possible that the necessary mappings were not established or were lost during the migration process. Incorrect Input: The error may also occur if the input parameters (company codes or owners) are incorrect or do not exist in the system.
Solution: Check Configuration: Go to the configuration settings in SAP and verify that the PRA company code
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/PRA/MIGRATION017 Remitter doesn't exist in BA link table for CDEX Company &1 and Owner &2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/PRA/MIGRATION016 Check layout number &1 does not exist in table &2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/PRA/MIGRATION019 &2 records of BA type 'C' selected for migration from table &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/PRA/MIGRATION020 &2 records of BA type 'V' selected for migration from table &1
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.