Message type: E = Error
Message class:  CNVA_20400_CHECK - Messages for contorlling areas checks 
Message number: 021
Message text: CO areas have same settings for Profit Center Accounting activation
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNVA_20400_CHECK021 indicates that there is a conflict in the configuration of Profit Center Accounting (PCA) settings between different controlling areas. This error typically arises during the activation of Profit Center Accounting when the system detects that two or more controlling areas have the same settings for PCA, which is not allowed.
Cause: The primary cause of this error is that the controlling areas involved in the activation of Profit Center Accounting have identical settings for PCA. This can happen if: You are trying to activate PCA for multiple controlling areas that share the same configuration. There is a misconfiguration in the settings of the controlling areas in the system.
Solution: To resolve this error, you can follow these steps: Check Controlling Area Settings: Go to the configuration settings for the controlling areas involved. You can do this by navigating to SPRO > Controlling > Profit Center Accounting > Master Data > Define Profit Center. Verify
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNVA_20400_CHECK020 Reference controlling area is activated for PCA
 Reference controlling area is activated for PCA but one or more source controlling areas are not activated for PCA. No technical preparation needed, ...
CNVA_20400_CHECK019 PCA is activated only for one or more source controlling areas
 PCA is activated only for one or more source controlling areas, not for reference controlling area. Reference Controlling area has to be activated fo...
CNVA_20400_CHECK022 Implicit merge of profit centers by a controlling area mapping
 An implicit merge of profit centers by a controlling area mapping was detected. This happens when controlling areas are merged and contain profit cen...
CNVA_20400_CHECK023 An explicit merge of profit centers by a profit center mapping
 An explicit merge of profit centers by a profit center mapping was detected.Error message extract from SAP system. Copyright SAP SE. ...
Click on this link to search all SAP messages.