AX 4 to AX 6 - data upgrade live processing

Hi All,

have any one come across this error, while up gradating the data’s from AX 4 to AX 6.

Cannot select a record in Batch transactions (Batch). Priority: 0, . Error accessing database connection

An error occureed while obtaining new RecId value of the table

Cannot select a record in Record ID generation (SystemSequences). name: . The SQL database has issued an error

many thanks.