Article by K Madhav

Windows XP Service Pack 2 (SP2) is a free update of Windows XP provided by Microsoft. Two main features added in XP2 are security updates and hotfix solutions. To take benefit of these updates, most of the users upgrade their XP based system to Windows XP SP2. Despite the fact that XP2 provides additional features, the installation of XP2 might result into a STOP error message. Once the STOP error message appears, the data stored in the hard drive becomes inaccessible. In such data loss scenarios, an ideal solution is to restore the data from an up-to-date backup. But, in case of unavailability of an up-to-date backup, you need to use advanced data recovery application.

As a practical case, you upgrade your XP based system to Windows XP SP2. Once the upgradation is complete and you restart your system, the Mpegport.sys driver tries to run from a memory location that is monitored by DEP (Data Execution Prevention). You encounter the below STOP error message: