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Windows XP Advanced Options Menu Fix #2: Uninstall previously installed software or driver

Once EasyRE is running, choose the “Automated Repair” option and click Continue.

Boot up your PC from the Easy Recovery Essentials CD or USB you created.

Follow these instructions on how to burn the bootable ISO image very carefully, as making a bootable CD can be tricky! Alternatively, these instructions explain how to create a bootable EasyRE recovery USB stick/drive. This guide can help you identify what version of Windows you have installed. Make sure to note your Windows version (XP, Vista, 7 or 8) before you download EasyRE. EasyRE is currently available for Windows XP, Vista, 7 and 8 and can be downloaded and created on any PC. Fixing “0xc000021A” on WindowsĮasy Recovery Essentials is guaranteed to fix the “0xC000021A” error automatically using its built-in Automated Repair option. This may happen because of disk read/write errors, power outages or virus attacks.

Cause 2: System registry is damagedĪnother possible cause for this error is damaged system registry. The most common cause of this error is a certain key piece of software or system driver that is malfuncioning. This error has been known to occur as a result of one or more of the following: Cause 1: Misconfigured software or driver In Windows 8, Windows 8.1 or Windows 10, the error message appears like this (but with the same error code): This is how 0xC000021A appears on a Windows XP system (also for Windows Vista or Windows 7 systems): STATUS_SYSTEM_PROCESS_TERMINATED (Status System Process Terminated).The Windows SubSystem system process terminated unexpectedly with a status of 0xc0000005. The error message that can appear on your screen is usually this: STOP: c000021a If these are compromised, Windows stops running and will show this error. These 2 sub-systems are mandatory for Windows to operate. Windows user-mode subsystems are: WinLogon or Client Server-Run Time Subsystem (CSRSS). The 0xC000021A error is a Blue Screen of Death or BSoD error (related: Blue Screen of Death guide) that occurs when a Windows user-mode subsystem is compromised. The error messages, alerts, warnings, and symptoms below are tied to this error. The following information on this error has been compiled by NeoSmart Technologies, based on the information gathered and reported by our global network of engineers, developers, and technicians or partner organizations.