Mouse Problem

[Hypsenorr]

I just bought bfbc2 and joined singleplayer.After the first cutscenes i got to the place that i have knife.I click RMB or MMB character turns down or right a little and stops.I use Windows 8.1 Pro

[AceEmerich]

Did you tryed change the controls in options ? try do this.

I changed my controls to use the knife with " V " and middle mouse button and works perfect.

[Hypsenorr]

Even the middle mouse button and right mouse button has no keys on it character turns around when i click them.