Thread:Project:Support desk/uploading file getting error "Error creating thumbnail: /bin/bash: /usr/bin/convert: Is a directory"/reply (2)

the default settings for $wgImageMagickConvertCommand asks for the path /usr/bin/convert

but how do i insall imagemagick on the server i dont see any manuals of it

after i added /usr/bin/convert i can thumbnail only jpeg fails all the rest give me the error Error creating thumbnail: /bin/bash: /usr/bin/convert: Is a directory error 126