If you update an arrangement drawing that has structure parts that have been changed, you will get an "Error while updating dataset!".
Run the attached SQL script on all your databases.
ShipConstructor Versions: 2008 R4.1.4, 2008 R4.1.3, 2008 R4.1.2, 2008 R4.1.1, 2008 R4.1
AutoCAD Versions:
SQL Server Versions:
Fixed In ShipConstructor Version: 2008 R4.2