Formatting for a sidebyside error... common...
If you want to get rid of this message, it's very easy : just delete the repertory of your portable ccleaner... You're getting this error whenever you run or access the executable, and whenever your antivirus scans it. In fact, your antivirus scans the executable even if you just open the directory without running it. That's all...
By the way, this error is not a big deal. Nothing serious, just a dependency error that will be easily corrected in the next update.