[HELP] FFMPEG conversion_status : failed



i just install clipbucket i have a problem converting videos…

my ffmpeg its install on my server (Centos 7) i check the path its correct and on the clipbucket i check the path to of ffmpeg everything its correct (i think)

i upload the short video (mp4) they start to convert but in the end they say this:

Please help… tkns

Conversion Completed

Time Took : 15.5153 seconds

conversion_status : failed