If you receive The volume does not contain a recognized file system, Please make sure that all required file system drivers are loaded and that the volume is not corrupted, then this post gives you ...

The operating system couldn’t be loaded because a critical system driver is missing or contains errors, Error code 0xc0000221 or 0xc00000ba message appears if the ...

As part of Apple's plans to help trim the footprint of Mac OS X Snow Leopard, the new system will cease the customary installation of several gigabytes of printer drivers and instead load only the ...