A bad system config error on a Windows machine can stop you dead in your tracks. Here are some things to try to troubleshoot and fix the pesky issue.

Error 0xc000000d crops up when the Boot Configuration Data (BCD) file is disturbed or missing on your PC. This error happens when your PC cannot boot to Windows.

As a result of Microsoft's 'stealth' updates, some Windows XP users said they could not download patches through Windows Update.