g0tmi1k@kali-dev:~$ davtest

ERROR: Missing -url

/usr/bin/davtest -url <url> [options]

 -auth+     Authorization (user:password)
 -cleanup   delete everything uploaded when done
 -directory+    postfix portion of directory to create
 -debug+    DAV debug level 1-3 (2 & 3 log req/resp to /tmp/perldav_debug.txt)
 -move      PUT text files then MOVE to executable
 -nocreate  don't create a directory
 -quiet     only print out summary
 -rand+     use this instead of a random string for filenames
 -sendbd+   send backdoors:
            auto - for any succeeded test
            ext - extension matching file name(s) in backdoors/ dir
 -uploadfile+   upload this file (requires -uploadloc)
 -uploadloc+    upload file to this location/name (requires -uploadfile)
 -url+      url of DAV location

Example: /usr/bin/davtest -url http://localhost/davdir

g0tmi1k@kali-dev:~$ 

Could the example not have the full path (drop /usr/bin/)? Just the program name