Message type: E = Error
Message class:  CNV_MBT - PCL message class 
Message number: 119
Message text: New package & found
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_MBT119 typically indicates that a new package has been found during a data migration or conversion process. This message is part of the SAP Data Migration Cockpit or related tools used in the context of SAP S/4HANA migrations or other data transformation projects.
Cause: The error message CNV_MBT119 New package & found usually arises due to the following reasons: Unexpected Data Package: The migration process has encountered a new data package that was not anticipated or is not part of the predefined migration structure.
Configuration Issues: There may be issues with the configuration of the migration project, such as missing or incorrect settings that lead to the detection of unexpected packages. Version Mismatch: The version of the migration tool or the source system may not be compatible with the target system, leading to discrepancies in the expected data packages. Incomplete Migration Setup: The migration setup may not have been completed correctly, resulting
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_MBT118 Source package & found
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_MBT117 Start copy process with variants from package &1 to new package &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_MBT120 PROC_TYPE &1 in package &2 is not intended for LOAD
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_MBT121 Copy variant &1 selected for process type &2
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.