stack traceback:
	...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:494: in function <...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:492>
	[C]: in function 'assert'
	...sputnik/rocks/versium/8.01.01-0/lua/versium/init.lua:36: in function 'get_node'
	...s/versium/8.01.01-0/lua/versium/smart/repository.lua:49: in function 'get_node'
	...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:197: in function 'get_node'
	...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:450: in function <...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:440>
	(tail call): ?
	(tail call): ?
	[C]: in function 'xpcall'
	...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:489: in function 'mypcall'
	...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:512: in function <...sputnik/rocks/sputnik/8.01.01-0/lua/sputnik/init.lua:511>
	[C]: in function 'pcall'
	/home/doub/sputnik/share/lua/5.1/wsapi/cgi.lua:43: in function 'run'
	SputnikEM.cgi:12: in main chunk
	[C]: ?