Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 044
Message text: Joint Venture Account. active; participating CoCodes have diff. settings
Joint Venture Accounting is active.
The participating company codes have different settings; some use Joint
Venture Accounting, others do not.
Error
You cannot run the transformation solution Company Code Merge because
certain prerequisites have not been met. We recommend that you contact
SAP for support by creating a ticket using component CA-LT-CNV.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_20200_CHECK044 typically arises during the conversion process in SAP systems, particularly when dealing with Joint Venture Accounting (JVA). This error indicates that the participating company codes (CoCodes) in a joint venture have different settings, which can lead to inconsistencies and issues in the accounting processes.
Cause: The error is triggered when the system detects that the participating company codes in a joint venture have differing configurations or settings. This can include discrepancies in: Account Assignment: Different account assignment settings for the participating CoCodes. Currency Settings: Different currencies being used across the CoCodes. Chart of Accounts: Different charts of accounts assigned to the CoCodes. Fiscal Year Variants: Different fiscal year variants configured for the CoCodes. Other Configuration Settings: Any other relevant settings that are not aligned across the participating CoCodes.
Solution: To resolve this error, you need to ensure that the participating company codes have consistent settings. Here are the steps you can take: Review Configuration: Check
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_20200_CHECK043 Company code &1 with Cost of sales procedure activation indicator = &2
What causes this issue?  The cost of sales procedure activation indicator is as follows: T001-XCOS=<space> : Inactive T001-XCOS=1       : In pre...
CNV_20200_CHECK042 Company code &1 with fiscal year variant &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_20200_CHECK045 Company code &1 with Joint Venture Accounting active indicator = &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_20200_CHECK046 Joint Venture Accounting is used by all the participating company codes
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.