SAP Message UCM0031 - Data from table &1 must be converted to table &2

Diagnosis
The current generation run discovered that the structure of table &V1&(logical name &V4&) has changed. Since the table already contains data,the system created a new table by the name &V2&. This table correspondsto version number &V3& for the logical object &V4&.
The system is now inconsistent!

Procedure
To restore consistency you need to transfer the data from table &V1& tothe new table &V2&.