How to Fix a STOP: 0x0000007B: Error

In Windows XP, The STOP: 0x0000007B: error often occurs if you move a hard drive that contains Windows XP to another computer or if you have just installed a new motherboard or drive controller. This error occurs in these cases because your registry does not contain driver entries for the current motherboards drive controller. So in effect, the device driver that Windows XP is loading from the registry will not work with the new drive controller.

Fixing the STOP: 0x0000007B: Error:

The easiest approach to fixing the error is to locate download and install the latest hard drive controller driver for your motherboard. In many cases the driver in question controls a ATA or SATA device.

There are other problems including viruses that can cause this error and information regarding these causes can be found HERE