could be but dump real player and get Real Alternative, you can download it free here:
Real Alternative will allow you to play RealMedia files without having to install RealPlayer or RealOne Player from Real Networks.
Supported are: RealAudio (.ra .rpm), RealMedia (.rm .ram .rmvb .rpx .smi .smil), RealText (.rt) and ReadPix (.rp).
It also supports RealMedia content that is embedded in webpages. The very user-friendly installation is fully customizable, which means that you can install only those components that you want.
It is highly recommended to uninstall all existing Real related software, like RealPlayer or RealOne Player, before installing.
http://www.softpedia.com/get/Multimedia/Video/Video-Players/Real-Alternative.shtmlThis way your system stays clean and potential problems will be avoided.
(Real Alternative will also play just about any video file)