bash-3.1# ./bin/virtuoso-start.sh
Starting Virtuoso instance in [database]
The VDBMS server process terminated prematurely
after opening the database.

***
*** ERROR: Could not start this Virtuoso Instance.
***
13:10:27 Registered to OpenLink AMI Demo
13:10:27 Personal Edition license for 20 connections
13:10:27 Issued by OpenLink Software
13:10:27 This license will expire on Wed Oct 22 04:40:09 2008 GMT
13:10:27 Database version 3016
13:10:27 SQL Optimizer enabled (max 1000 layouts)
13:10:29 Compiler unit is timed at 0.001247 msec
13:10:37 Roll forward started
13:10:37 The transaction log file has been produced by server version '05.00.3020'. The version of this server is '05.00.3021'. If the transaction log is empty or you don't want to replay it then delete it and start the server again. Otherwise replay the log using the server of version '05.00.3020' and make checkpoint and shutdown to ensure that the log is empty, then delete it and start using new version.
13:10:37 Server exiting
***
*** Please fix the above issue(s) before trying again.
***