root@s3c:~/QubitCoin/src# ./qubitcoind --daemon
Qubitcoin server starting
root@s3c:~/QubitCoin/src# Error:


debug.log:

2016-10-15 18:42:27 Qubitcoin version v0.11.2.1 (2016-09-24 20:19:42 +0200)
2016-10-15 18:42:27 Using OpenSSL version OpenSSL 1.0.1t  3 May 2016
2016-10-15 18:42:27 Using BerkeleyDB version Berkeley DB 4.8.30: (April  9, 2010)
2016-10-15 18:42:27 Default data directory /root/.QubitCoin
2016-10-15 18:42:27 Using data directory /root/.QubitCoin
2016-10-15 18:42:27 Using config file /root/.QubitCoin/QubitCoin.conf
2016-10-15 18:42:27 Using at most 125 connections (1024 file descriptors available)
2016-10-15 18:42:27 Using 0 threads for script verification
2016-10-15 18:42:27 Binding RPC on address :: port 7799 (IPv4+IPv6 bind any: 1)
2016-10-15 18:42:27 Using wallet wallet.dat
2016-10-15 18:42:27 init message: Verifying wallet...
2016-10-15 18:42:27 CDBEnv::Open: LogDir=/root/.QubitCoin/database ErrorFile=/root/.QubitCoin/db.log
2016-10-15 18:42:27 ERROR: CDBEnv::Open: Error 22 opening database environment: Invalid argument

2016-10-15 18:42:27 Moved old /root/.QubitCoin/database to /root/.QubitCoin/database.1476556947.bak. Retrying.
2016-10-15 18:42:27 CDBEnv::Open: LogDir=/root/.QubitCoin/database ErrorFile=/root/.QubitCoin/db.log
2016-10-15 18:42:27 ERROR: CDBEnv::Open: Error 22 opening database environment: Invalid argument

2016-10-15 18:42:27 Error:
2016-10-15 18:42:27 Shutdown: In progress...
2016-10-15 18:42:27 StopNode()
2016-10-15 18:42:27 Shutdown: done



can not see work qubitcoin wallet process, a vps with 1gb ram, maybe here is the problem?