No converting FFMPEG

Hi

Am don't understand

Am use is setup video_conversion.php

Code:

$cmd_ffmpeg = "$config[ffmpeg] -i '$video_src' -acodec libfaac -ab 128k -vcodec libx264 -b 800k $video_flv";

But is not converting

Error

Code:

STARTING VIDEO CONVERSION (process_queue.id = 6) -------------------------------------------------------------------------------- File: /home/admin/domains/video.totalgaming.dk/public_html/video/Lake.wmv #################################################### SELECT * FROM `video` WHERE `VID`=6 #################################################### Video id: 6 Find video duration - START Duration (ffmpeg-php): 7 DURATION: 00:07 Create Thumbnail - START Create Thumbnail with ffmpeg-php - END CONVERT COMMAND: (/usr/bin/ffmpeg -i '/home/admin/domains/video.totalgaming.dk/public_html/video/Lake.wmv' -acodec libfaac -ab 128k -vcodec libx264 -b 800k /home/admin/domains/video.totalgaming.dk/public_html/flvideo/12264144371335834855.flv #################################################### Array ( ) #################################################### Return value: Running flvtool2: /usr/bin/flvtool2 -U /home/admin/domains/video.totalgaming.dk/public_html/flvideo/12264144371335834855.flv

But if am run is command so works is

Code:

server:~# ffmpeg -i /test.wmv -acodec libfaac -ab 128k -vcodec libx264 -b 800k /test.flv

can anyone help