Avview wont work
 

I get this error in avview and i did everything the site told me to do:
start_avview
libzvbi available export modules:
HTML:keyword "html" mimetype "text/html" extension "html,htm"
PNG:keyword "png" mimetype "image/png" extension "png"
PPM:keyword "ppm" mimetype "image/x-portable-pixmap" extension "ppm"
Text:keyword "text" mimetype "text/plain" extension "txt"
VTX:keyword "vtx" mimetype "application/videotext" extension "vtx"
Error in startup script: wrong # args: should be "array names arrayName ?pattern?"
while executing
"array names SETUP_PANES -regexp "^$key/(\[^/\]*):pane_frame$""
(procedure "get_pane_children" line 3)
invoked from within
"get_pane_children "/Configuration/Encoding settings/Custom themes" "
(procedure "rehash_themes" line 17)
invoked from within
"rehash_themes"
(file "/usr/local/share/AVview/ffmpeg.scp" line 327)
invoked from within
"source $avview_directory/$file"
("foreach" body line 2)
invoked from within
"foreach file {xmisc.scp tree.scp setup.scp themes.scp alsa.scp
v4l.scp xv.scp channel_scan.scp ffmpeg.scp
video_device.scp diag.scp bindings.scp vb..."
(file "/usr/local/share/AVview/avview.scp" line 107)
invoked from within
"source $avview_directory/avview.scp


anyone know what it could be. when i do start_avview the window appears and then disappears, dont know what is going on.