All you truly need to to is replace the "jboss.jcml" file with the
original one, or with a working one. The file gets rewritten by the
server, and for some reason it occasionally leaves out the URL field. We
need to figure out what causes that - I haven't been able to duplicate
it. Were there any database errors when you started it the time before it
broke?
Aaron
On Mon, 25 Sep 2000, Dubchak, John wrote:
> I've experienced the same thing on NT. The "workaround", which isn't a
> workaround, is that by uninstalling and then re-installing and re-running
> everything works fine. The problem is encountered when you shut it down
> once and then try to restart it.
>
> It seems to be choking on the getConnection which requires both a user id
> and password in the XAConnectionFactory object.
>
> Sorry I couldn't be of further assistance.
>
> John
>
> -----Original Message-----
> From: John McDonald [mailto:[EMAIL PROTECTED]]
> Sent: Monday, September 25, 2000 1:20 PM
> To: '[EMAIL PROTECTED]'
> Subject: [jBoss-User] Linux "url cannot be null" exception
>
>
> All,
> I'm running a fresh install of Caldera Linux 2.4. I installed the jdk1.3,
> j2ee1.2.2 and then jboss. I started jboss and it deployed both test apps and
> one of my one apps fine. Later, I stopped jboss and restarted it only to
> receive the following error. Any ideas?
>
> Thanks,
>
> -john
>
>
> [XADataSource] Starting
> [XADataSource] XA Connection pool Hypersonic bound to Hypersonic
> [XADataSource] java.sql.SQLException: The url cannot be null
> [XADataSource] at
> java.sql.DriverManager.getConnection(DriverManager.java:494)
> [XADataSource] at
> java.sql.DriverManager.getConnection(DriverManager.java:177)
> [XADataSource] at
> org.jboss.minerva.xa.XADataSourceImpl.getXAConnection(XADataSourceImpl.java:
> 121)
> [XADataSource] at
> org.jboss.minerva.xa.XADataSourceImpl.getXAConnection(XADataSourceImpl.java:
> 154)
> [XADataSource] at
> org.jboss.minerva.factories.XAConnectionFactory.createObject(XAConnectionFac
> tory.java:194)
> [XADataSource] at
> org.jboss.minerva.pools.ObjectPool.getObject(ObjectPool.java:545)
> [XADataSource] at
> org.jboss.minerva.datasource.XAPoolDataSource.getConnection(XAPoolDataSource
> .java:169)
> [XADataSource] at
> org.jboss.jdbc.XADataSourceLoader.initializePool(XADataSourceLoader.java:278
> )
> [XADataSource] at
> org.jboss.jdbc.XADataSourceLoader.startService(XADataSourceLoader.java:242)
> [XADataSource] at
> org.jboss.util.ServiceMBeanSupport.start(ServiceMBeanSupport.java:90)
> [XADataSource] at java.lang.reflect.Method.invoke(Native Method)
> [XADataSource] at
> com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1628)
> [XADataSource] at
> com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.startMBean(DependencyManager.java:2
> 11)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.loadService(DependencyManager.java:
> 191)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.processService(DependencyManager.ja
> va:176)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.processService(DependencyManager.ja
> va:171)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.processService(DependencyManager.ja
> va:171)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.startMBeans(DependencyManager.java:
> 113)
> [XADataSource] at org.jboss.Main.<init>(Main.java:162)
> [XADataSource] at org.jboss.Main.<init>(Main.java:94)
> [XADataSource] at org.jboss.Main$1.run(Main.java:84)
> [XADataSource] at java.security.AccessController.doPrivileged(Native
> Method)
> [XADataSource] at org.jboss.Main.main(Main.java:75)
> [XADataSource] Stopped
> [XADataSource] java.lang.NullPointerException
> [XADataSource] at
> org.jboss.minerva.datasource.XAPoolDataSource.getConnection(XAPoolDataSource
> .java:169)
> [XADataSource] at
> org.jboss.jdbc.XADataSourceLoader.initializePool(XADataSourceLoader.java:278
> )
> [XADataSource] at
> org.jboss.jdbc.XADataSourceLoader.startService(XADataSourceLoader.java:242)
> [XADataSource] at
> org.jboss.util.ServiceMBeanSupport.start(ServiceMBeanSupport.java:90)
> [XADataSource] at java.lang.reflect.Method.invoke(Native Method)
> [XADataSource] at
> com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1628)
> [XADataSource] at
> com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.startMBean(DependencyManager.java:2
> 11)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.loadService(DependencyManager.java:
> 191)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.processService(DependencyManager.ja
> va:176)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.processService(DependencyManager.ja
> va:171)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.processService(DependencyManager.ja
> va:171)
> [XADataSource] at
> org.jboss.dependencies.DependencyManager.startMBeans(DependencyManager.java:
> 113)
> [XADataSource] at org.jboss.Main.<init>(Main.java:162)
> [XADataSource] at org.jboss.Main.<init>(Main.java:94)
> [XADataSource] at org.jboss.Main$1.run(Main.java:84)
> [XADataSource] at java.security.AccessController.doPrivileged(Native
> Method)
> [XADataSource] at org.jboss.Main.main(Main.java:75)
> [Default] Error starting service
> 'DefaultDomain:name=Hypersonic,service=XADataSource':
> javax.management.RuntimeMBeanException:
> RuntimeException thrown in operation start
>
>
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