The file m2tsplug.dll is an HDV reader belonging to Vegas Pro 8.0 from Sony Creative Software. This reader works with the M2TS file format. Vegas Pro is non-linear video editing software. This file allows users of Vegas Pro to import high-definition video for editing and playback.
In July 2008, Sony Creative Software released a beta version of this file to fix errors users were seeing in the program. A later version of the software included an updated dll with the fixes users needed.
If you are having a problem with this file, the odds are good that something is amiss with your Windows registry. The registry contains entries for all installed programs on your system, and keeps track of all the plugins and extra pieces of those programs. When the registry data is incorrect, you will see errors.
To fix those errors, run ZookaWare PC Cleaner the registry cleaner. ZookaWare PC Cleaner will scan your computer and fix every registry error on it, guaranteed. And you can get back to Vegas.