[2015-05-11 09:37:43,396] ERROR
{org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO} - *Failed to
delete the resource with id 386. Lock wait timeout exceeded; try restarting
transaction*
java.sql.SQLException: Lock wait timeout exceeded; try restarting
transaction
What is the current lock wait timeout? Did you try with increasing this
timeout?
Thanks,
Gayan
On Mon, May 11, 2015 at 3:22 PM, Udara Liyanage <ud...@wso2.com> wrote:
> Hi,
>
> With MySQL, however frequency of getting the exception is lower.
> If I restart Stratos at this point, the error does not exist.
>
> On Mon, May 11, 2015 at 3:11 PM, Udara Liyanage <ud...@wso2.com> wrote:
>
>> Hi Isuru,
>>
>> Even with MySQL, similar issue seems to exist
>>
>> in started successfully
>> [2015-05-11 09:36:43,786] INFO
>> {org.apache.stratos.autoscaler.client.CloudControllerClient} - Trying to
>> spawn an instance via cloud controller: [cluster]
>> single-cartridge-app.my-as-manager.appserver-manager.domain [partition]
>> partition-1 [network-partition-id] network-partition-1
>> [2015-05-11 09:37:43,396] ERROR
>> {org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO} - *Failed to
>> delete the resource with id 386. Lock wait timeout exceeded; try restarting
>> transaction*
>> java.sql.SQLException: Lock wait timeout exceeded; try restarting
>> transaction
>> at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1084)
>> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4232)
>> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4164)
>> at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2615)
>> at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2776)
>> at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2838)
>> at
>> com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2082)
>> at
>> com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2334)
>> at
>> com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2262)
>> at
>> com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2246)
>> at
>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.deleteResource(JDBCResourceDAO.java:1555)
>> at
>> org.wso2.carbon.registry.core.jdbc.Repository.removeResource(Repository.java:615)
>> at
>> org.wso2.carbon.registry.core.jdbc.Repository.prepareUpdate(Repository.java:362)
>> at org.wso2.carbon.registry.core.jdbc.Repository.put(Repository.java:287)
>> at
>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:709)
>> at
>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465)
>> at
>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657)
>> at
>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73)
>> at
>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276)
>> at
>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103)
>> at
>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberCreatedEvent(TopologyBuilder.java:434)
>> at
>> org.apache.stratos.cloud.controller.services.impl.CloudControllerServiceImpl.startInstance(CloudControllerServiceImpl.java:486)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> at java.lang.reflect.Method.invoke(Method.java:606)
>> at
>> org.apache.axis2.rpc.receivers.RPCUtil.invokeServiceClass(RPCUtil.java:212)
>> at
>> org.apache.axis2.rpc.receivers.RPCMessageReceiver.invokeBusinessLogic(RPCMessageReceiver.java:117)
>> at
>> org.apache.axis2.receivers.AbstractInOutMessageReceiver.invokeBusinessLogic(AbstractInOutMessageReceiver.java:40)
>> at
>> org.apache.axis2.receivers.AbstractMessageReceiver.receive(AbstractMessageReceiver.java:110)
>> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
>> at
>> org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:172)
>> at
>> org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:146)
>> at
>> org.wso2.carbon.core.transports.CarbonServlet.doPost(CarbonServlet.java:231)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
>> at
>> org.eclipse.equinox.http.servlet.internal.ServletRegistration.service(ServletRegistration.java:61)
>> at
>> org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:128)
>> at
>> org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:68)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
>> at
>> org.wso2.carbon.tomcat.ext.servlet.DelegationServlet.service(DelegationServlet.java:68)
>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
>> at
>> org.wso2.carbon.tomcat.ext.filter.CharacterSetFilter.doFilter(CharacterSetFilter.java:61)
>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
>> at
>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
>> at
>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
>> at
>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
>> at
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
>> at
>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
>> at
>> org.wso2.carbon.tomcat.ext.valves.CompositeValve.continueInvocation(CompositeValve.java:178)
>> at
>> org.wso2.carbon.tomcat.ext.valves.CarbonTomcatValve$1.invoke(CarbonTomcatValve.java:47)
>> at
>> org.wso2.carbon.webapp.mgt.TenantLazyLoaderValve.invoke(TenantLazyLoaderValve.java:56)
>> at
>> org.wso2.carbon.tomcat.ext.valves.TomcatValveContainer.invokeValves(TomcatValveContainer.java:47)
>> at
>> org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:141)
>> at
>> org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:156)
>> at
>> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
>> at
>> org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:52)
>> at
>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
>> at
>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
>> at
>> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
>> at
>> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
>> at
>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1653)
>> at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> at java.lang.Thread.run(Thread.java:744)
>> [2015-05-11 09:37:43,397] ERROR
>> {org.apache.stratos.cloud.controller.registry.RegistryManager} - Failed to
>> persist resource in registry: /cloud.controller/topology
>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed to
>> delete the resource with id 386. Lock wait timeout exceeded; try restarting
>> transaction
>> at
>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.deleteResource(JDBCResourceDAO.java:1563)
>> at
>> org.wso2.carbon.registry.core.jdbc.Repository.removeResource(Repository.java:615)
>> at
>> org.wso2.carbon.registry.core.jdbc.Repository.prepareUpdate(Repository.java:362)
>> at org.wso2.carbon.registry.core.jdbc.Repository.put(Repository.java:287)
>> at
>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:709)
>> at
>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465)
>> at
>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657)
>> at
>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73)
>> at
>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276)
>> at
>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103)
>> at
>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberCreatedEvent(TopologyBuilder.java:434)
>> at
>> org.apache.stratos.cloud.controller.services.impl.CloudControllerServiceImpl.startInstance(CloudControllerServiceImpl.java:486)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> at java.lang.reflect.Method.invoke(Method.java:606)
>> at
>> org.apache.axis2.rpc.receivers.RPCUtil.invokeServiceClass(RPCUtil.java:212)
>> at org.apache.axis2.rpc.receivers.RPCMessageRecei
>>
>> On Fri, May 8, 2015 at 9:48 AM, Udara Liyanage <ud...@wso2.com> wrote:
>>
>>> Hi,
>>>
>>> This seems to occur when metadata service too save properties in
>>> registry. This occurs when multiple clients(cartridge agent) call metadata
>>> service to publish property values. I did not see this error when only one
>>> client talks to metadata service.
>>> I guess h2 can not handle this. I will try with MySQL as Isuruh
>>> mentioned since this is blocking for me now.
>>>
>>> On Thu, May 7, 2015 at 5:12 PM, Isuru Haththotuwa <isu...@apache.org>
>>> wrote:
>>>
>>>> This seems to be an issue with H2. There are many occasions that this
>>>> error has been reported when using an H2 DB. Can you try:
>>>>
>>>> 1. replacing the currently used DB with a new H2 (from a fresh pack)
>>>> 2. use a MySQL DB
>>>>
>>>> and see if the error is reproducible?
>>>>
>>>> On Thu, May 7, 2015 at 4:42 PM, Imesh Gunaratne <im...@apache.org>
>>>> wrote:
>>>>
>>>>> It looks like a database table lock is not being released until it
>>>>> reaches the timeout:
>>>>>
>>>>> Timeout trying to lock table "REG_RESOURCE"; SQL statement:
>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND
>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140]
>>>>>
>>>>> The concern is we do not handle any database locks in Stratos code,
>>>>> they are handled by the Carbon Registry. Shall we try to narrow down the
>>>>> problem by running it again without using the Metadata API?
>>>>>
>>>>> Thanks
>>>>>
>>>>>
>>>>> On Thu, May 7, 2015 at 12:37 PM, Udara Liyanage <ud...@wso2.com>
>>>>> wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I frequently get this exception when running Stratos for longtime
>>>>>> (10+ minutes). Please note that most failures occurs when metadata
>>>>>> service
>>>>>> also save properties in the registry (not all the time, this occurs when
>>>>>> metadata is not persisting too).
>>>>>>
>>>>>>
>>>>>> 2015-05-07 07:03:11,725] ERROR
>>>>>> {org.apache.stratos.cloud.controller.registry.RegistryManager} - * Failed
>>>>>> to persist resource in registry: /cloud.controller/topology*
>>>>>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed to
>>>>>> check the existence of the resource
>>>>>> /_system/governance/cloud.controller/topology. Timeout trying to lock
>>>>>> table
>>>>>> "REG_RESOURCE"; SQL statement:
>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND
>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140]
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:206)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:147)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:156)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.Repository.resourceExists(Repository.java:134)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:688)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberStarted(TopologyBuilder.java:555)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.messaging.receiver.instance.status.InstanceStatusTopicReceiver$2.onEvent(InstanceStatusTopicReceiver.java:75)
>>>>>> at
>>>>>> org.apache.stratos.messaging.listener.EventListener.update(EventListener.java:42)
>>>>>> at java.util.Observable.notifyObservers(Observable.java:159)
>>>>>> at
>>>>>> org.apache.stratos.messaging.event.EventObservable.notifyEventListeners(EventObservable.java:51)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberStartedMessageProcessor.process(InstanceStatusMemberStartedMessageProcessor.java:49)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberActivatedMessageProcessor.process(InstanceStatusMemberActivatedMessageProcessor.java:53)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.processor.MessageProcessorChain.process(MessageProcessorChain.java:61)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.receiver.instance.status.InstanceStatusEventMessageDelegator.run(InstanceStatusEventMessageDelegator.java:71)
>>>>>> at
>>>>>> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
>>>>>> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
>>>>>> at
>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>>>>>> at
>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>>>>>> at java.lang.Thread.run(Thread.java:744)
>>>>>> Caused by: org.h2.jdbc.JdbcSQLException: Timeout trying to lock table
>>>>>> "REG_RESOURCE"; SQL statement:
>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND
>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140]
>>>>>> at
>>>>>> org.h2.message.DbException.getJdbcSQLException(DbException.java:327)
>>>>>> at org.h2.message.DbException.get(DbException.java:167)
>>>>>> at org.h2.message.DbException.get(DbException.java:144)
>>>>>> at org.h2.table.RegularTable.doLock(RegularTable.java:466)
>>>>>> at org.h2.table.RegularTable.lock(RegularTable.java:404)
>>>>>> at org.h2.table.TableFilter.lock(TableFilter.java:139)
>>>>>> at org.h2.command.dml.Select.queryWithoutCache(Select.java:554)
>>>>>> at org.h2.command.dml.Query.query(Query.java:241)
>>>>>> at org.h2.command.CommandContainer.query(CommandContainer.java:80)
>>>>>> at org.h2.command.Command.executeQuery(Command.java:132)
>>>>>> at
>>>>>> org.h2.jdbc.JdbcPreparedStatement.executeQuery(JdbcPreparedStatement.java:96)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:197)
>>>>>> ... 23 more
>>>>>> [2015-05-07 07:03:11,726] FATAL
>>>>>> {org.apache.stratos.cloud.controller.util.CloudControllerUtil} - Failed
>>>>>> to
>>>>>> persist the Topology in registry.
>>>>>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed to
>>>>>> persist resource in registry: /cloud.controller/topology
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:85)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberStarted(TopologyBuilder.java:555)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.messaging.receiver.instance.status.InstanceStatusTopicReceiver$2.onEvent(InstanceStatusTopicReceiver.java:75)
>>>>>> at
>>>>>> org.apache.stratos.messaging.listener.EventListener.update(EventListener.java:42)
>>>>>> at java.util.Observable.notifyObservers(Observable.java:159)
>>>>>> at
>>>>>> org.apache.stratos.messaging.event.EventObservable.notifyEventListeners(EventObservable.java:51)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberStartedMessageProcessor.process(InstanceStatusMemberStartedMessageProcessor.java:49)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberActivatedMessageProcessor.process(InstanceStatusMemberActivatedMessageProcessor.java:53)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.processor.MessageProcessorChain.process(MessageProcessorChain.java:61)
>>>>>> at
>>>>>> org.apache.stratos.messaging.message.receiver.instance.status.InstanceStatusEventMessageDelegator.run(InstanceStatusEventMessageDelegator.java:71)
>>>>>> at
>>>>>> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
>>>>>> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
>>>>>> at
>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>>>>>> at
>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>>>>>> at java.lang.Thread.run(Thread.java:744)
>>>>>> Caused by:
>>>>>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed to
>>>>>> check
>>>>>> the existence of the resource
>>>>>> /_system/governance/cloud.controller/topology. Timeout trying to lock
>>>>>> table
>>>>>> "REG_RESOURCE"; SQL statement:
>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND
>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140]
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:206)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:147)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:156)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.Repository.resourceExists(Repository.java:134)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:688)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657)
>>>>>> at
>>>>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73)
>>>>>> ... 16 more
>>>>>> Caused by: org.h2.jdbc.JdbcSQLException: Timeout trying to lock table
>>>>>> "REG_RESOURCE"; SQL statement:
>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND
>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140]
>>>>>> at
>>>>>> org.h2.message.DbException.getJdbcSQLException(DbException.java:327)
>>>>>> at org.h2.message.DbException.get(DbException.java:167)
>>>>>> at org.h2.message.DbException.get(DbException.java:144)
>>>>>> at org.h2.table.RegularTable.doLock(RegularTable.java:466)
>>>>>> at org.h2.table.RegularTable.lock(RegularTable.java:404)
>>>>>> at org.h2.table.TableFilter.lock(TableFilter.java:139)
>>>>>> at org.h2.command.dml.Select.queryWithoutCache(Select.java:554)
>>>>>> at org.h2.command.dml.Query.query(Query.java:241)
>>>>>> at org.h2.command.CommandContainer.query(CommandContainer.java:80)
>>>>>> at org.h2.command.Command.executeQuery(Command.java:132)
>>>>>> at
>>>>>> org.h2.jdbc.JdbcPreparedStatement.executeQuery(JdbcPreparedStatement.java:96)
>>>>>> at
>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:197)
>>>>>> ... 23 more
>>>>>>
>>>>>>
>>>>>> --
>>>>>>
>>>>>> Udara Liyanage
>>>>>> Software Engineer
>>>>>> WSO2, Inc.: http://wso2.com
>>>>>> lean. enterprise. middleware
>>>>>>
>>>>>> web: http://udaraliyanage.wordpress.com
>>>>>> phone: +94 71 443 6897
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Imesh Gunaratne
>>>>>
>>>>> Senior Technical Lead, WSO2
>>>>> Committer & PMC Member, Apache Stratos
>>>>>
>>>>> --
>>>>> Thanks and Regards,
>>>>>
>>>>> Isuru H.
>>>>> +94 716 358 048* <http://wso2.com/>*
>>>>>
>>>>>
>>>>> * <http://wso2.com/>*
>>>>>
>>>>>
>>>>> * <http://wso2.com/>*
>>>>>
>>>>>
>>>>>
>>>
>>>
>>> --
>>>
>>> Udara Liyanage
>>> Software Engineer
>>> WSO2, Inc.: http://wso2.com
>>> lean. enterprise. middleware
>>>
>>> web: http://udaraliyanage.wordpress.com
>>> phone: +94 71 443 6897
>>>
>>
>>
>>
>> --
>>
>> Udara Liyanage
>> Software Engineer
>> WSO2, Inc.: http://wso2.com
>> lean. enterprise. middleware
>>
>> web: http://udaraliyanage.wordpress.com
>> phone: +94 71 443 6897
>>
>
>
>
> --
>
> Udara Liyanage
> Software Engineer
> WSO2, Inc.: http://wso2.com
> lean. enterprise. middleware
>
> web: http://udaraliyanage.wordpress.com
> phone: +94 71 443 6897
>
--
Gayan Gunarathne
Technical Lead
WSO2 Inc. (http://wso2.com)
email : gay...@wso2.com | mobile : +94 766819985
