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https://issues.apache.org/jira/browse/CLOUDSTACK-9444?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15445703#comment-15445703
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ASF GitHub Bot commented on CLOUDSTACK-9444:
--------------------------------------------
Github user borisstoyanov commented on the issue:
https://github.com/apache/cloudstack/pull/1621
LGTM
> ERROR c.c.u.d.DriverLoader DB driver type null is not supported (during
> migration from 4.7.1 to 4.9)
> ----------------------------------------------------------------------------------------------------
>
> Key: CLOUDSTACK-9444
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-9444
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: Install and Setup
> Affects Versions: 4.7.1, 4.8.0, 4.8.1, 4.9.0
> Environment: Ubuntu 14.04 + KVM + CS 4.7.1
> Reporter: Milamber
> Assignee: Milamber
> Priority: Minor
> Labels: patch
> Fix For: 4.9.1
>
>
> The PR #1610 has been include with the latest CS 4.9.0, unfortunately if the
> last line of the db.properties file hasn't a EOL character, the first line of
> your patch from #1610 (db.cloud.driver=jdbc:mysql) will be concatenate to the
> last line:
> example:
> db.cloud.secondsBeforeRetryMaster=3600db.cloud.driver=jdbc:mysql
> db.usage.driver=jdbc:mysql
> db.simulator.driver=jdbc:mysql
> And after the migration, the management service don't start correctly.
> The error messages:
> 2016-07-31 15:05:10,684 ERROR c.c.u.d.DriverLoader DB driver type null is not
> supported!
> 2016-07-31 15:05:10,709 WARN c.c.u.d.T.Transaction Unable to load db
> configuration, using defaults with 5 connections. Falling back on assumed
> datasource on localhost:3306 using username:password=cloud:cloud. Please
> check your configuration
> com.cloud.utils.exception.CloudRuntimeException: DB driver type null is not
> supported!
> [...]
> 2016-07-31 15:05:10,979 ERROR c.c.u.d.Merovingian2 Unable to get a new db
> connection
> java.sql.SQLException: Access denied for user 'cloud'@'localhost' (using
> password: YES)
> [...]
> ===
> The workaround is to edit the /etc/cloudstack/management/db.properties file
> and insert a line return before "db.cloud.driver=jdbc:mysql"
> and restart the cloudstack-management service
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