Installation error and regex error: user warning: Unknown column 'micrate'

user warning: Unknown column 'micrate' in 'field list' query: UPDATE v2wvc_rooms SET room='Person-2-Person-Video-Chatroom_d4ijvb', welcome='Welcome!', timecreated=1304876087, timelastaccess=1304876087, timeexpire=0, timeout=0, credits=0, bandwidth=40960, maxbandwidth=65536, camwidth=320, camheight=240, camfps=15, visitors=1, micrate=22, filterregex='(?i)(fuck|cunt)(?-i)', filterreplace=' ** ', verbose=4, emoticons=0, enablep2p=1, showtimer=1, sendtextchat=1, enableserver=1, showtextchat=1, enabledvideo=1, enabledsound=1, configuresource=1, configureconnection=1, showcamsettings=1, enablesoundfx=1, enablenext=1, enablebuzz=1 WHERE vid = 1235 in /v2wvc/v2wvc.module on line 1129

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