Q: I have a Sony Vaio laptop with Windows Vista, and recently it gave me a blue screen that read: “The file header checksum does not match the computed checksum.” So what do I do now? A: Assuming this ...

When I boot up NT on the blue screen after the dotted lines show up, I get this:<P>STOP:c0000221 {Bad Image Checksum}<BR>The image shell32.dll is possibly corrucpt. The header checksum does not match ...