How to Resolve Error c000021a 0xc0000135

c000021a 0xc0000135 is a persistent error combination which often looks very frustrating and seems hard to solve because the failure occurs at startup, preventing users from accessing any repair tools, such as System Restore. As a rule, Last Known Good Configuration Option fails in this situation.

Typically, the c000021a 0xc0000135 error combination occurs during startup when all of the following is true:

  • You have not installed Critical Update 885523.
  • You tried to install Windows XP SP2.
  • You have T.V. Media (TvMedia.tvmbho) from Total Velocity Corporation installed on your computer. The error message is the following: A problem has been detected and Windows has been shut down to prevent damage to your computer... Technical information: STOP: c0000135 {Unable To Locate Component} This application has failed to start because winsrv was not found. Re-installing the application may fix this problem.

What Causes c000021a 0xc0000135

In the above case c000021a 0xc0000135 is caused by compatibility the conflict between T.V. Media, a third-party advertising program and the Windows XP SP2 installer. As a result, Windows XP SP2 installation is not completed. You can resolve this issue either by removing T.V. Media prior to installing Windows XP SP2 or by installing Critical Update 885523 for Windows XP (available on the Windows Update Web site). However, you'll need to remove Windows XP SP2 first. You can do so with the help of Recovery Console. For this, you'll need Windows XP installation CD (recommended to advanced users only).

What if I have a different Case of c000021a 0xc0000135

c000021a 0xc0000135 may occur under a number of other different conditions. Incompatibility with T.V. Media is just one example examined by the Microsoft Company. However, as a rule the failure is caused by the incompatibility of Windows XP SP2 installer with one of the 3rd party programs installed on the computer. Users report that c000021a 0xc0000135 error{:title="0xc0000135 error"} stops when SP2 is removed. If the conflict with T.V. Media is not your case, removing SP2 and installing the mentioned critical updates is still worth trying. Important: removing SP2 will make your computer more vulnerable to malicious attacks!

Basic Self-Help Info: