wsapi --op error

[filu34]

$ wsapi --op
/usr/bin/lua5.4: /usr/share/lua/5.4/orbit/ophandler.lua:11: attempt to call a nil value (global 'module')
stack traceback:
/usr/share/lua/5.4/orbit/ophandler.lua:11: in main chunk
[C]: in function 'require'
/usr/lib/luarocks/rocks-5.4/wsapi-xavante/1.7-1/bin/wsapi:133: in main chunk
[C]: in ?

[filu34]

$ orbit
/usr/bin/lua5.4: /usr/lib/luarocks/rocks-5.4/orbit/2.2.0-2/bin/orbit:40: attempt to index a nil value (global 'wsapi')
stack traceback:
/usr/lib/luarocks/rocks-5.4/orbit/2.2.0-2/bin/orbit:40: in main chunk
[C]: in ?