[/var/www/minetest] > minetestserver
22:13:32: ERROR[main]: ERROR: An unhandled exception occurred: Cannot open database file

In thread 7fba283ee740:
/build/buildd/minetestc55-201312212333/src/main.cpp:1860: int main(int, char**): Assertion '0' failed.
Debug stacks:
DEBUG STACK FOR THREAD 7fba283ee740:
#0  int main(int, char**)
(Leftover data: #1  Dedicated server branch)
Aborted (core dumped)