Could not load file or assembly ‘Microsoft.SqlServer.BatchParser, Version=9.0.242.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91’ or one of its dependencies. The system cannot find the file specified. Installing the above file will fix this problem on 64-bit machines!
I remember having a hard time finding the answer to this problem about a year ago, and I just ran into it again.