SQL Server Migration Assistant Mysql - Value of Type Byte[] cannot cast to nvarchar

Hello,

I have a MSSQL Server 2008. I have create a database schema. I would like migrate data from a mysql table to a mssql table.

After execute the "Migrate Data" Button, i get the following error.

"The value of typ Byte[] cannot convert to typ nvarchar"

The mysql Table has a column with longblob. In this column are files,pictures i.e saved.

How can i convert this table (column).

Thanks