<div dir="ltr"><div><div><div><div><div><div>Hello,<br></div>I have installed ovirt engine from source and installed all other required packages also, <br></div>including ovirt-js-dependencies.But when I am login to the admin account I am getting blank<br></div>page everytime. Some other pages are also coming empty sometime.<br></div>I have pasted the logs for $HOME/ovirt-engine/share/ovirt-engine/services/ovirt-engine/ovirt-engine.py start[1].The possible error log is<br><div class="gmail-de2"><span class="gmail-st_h"><br>2017-04-13 09:07:09,902+05 ERROR 
[org.ovirt.engine.ui.frontend.server.dashboard.DashboardDataServlet.CacheUpdate.Utilization]
 (EE-ManagedThreadFactory-default-Thread-1) [] Could not update the 
Utilization Cache: Error while running SQL query: 
org.ovirt.engine.ui.frontend.server.dashboard.DashboardDataException: 
Error while running SQL query</span></div><div class="gmail-de1"><span class="gmail-st_h">        at org.ovirt.engine.ui.frontend.server.dashboard.dao.BaseDao.runQuery(BaseDao.java:60) [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at org.ovirt.engine.ui.frontend.server.dashboard.dao.HostDwhDao.getTotalCpuMemCount(HostDwhDao.java:78) [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.ovirt.engine.ui.frontend.server.dashboard.HourlySummaryHelper.getTotalCpuMemCount(HourlySummaryHelper.java:43)
 [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.ovirt.engine.ui.frontend.server.dashboard.HourlySummaryHelper.getCpuMemSummary(HourlySummaryHelper.java:21)
 [frontend.jar:]</span></div><div class="gmail-de2"><span class="gmail-st_h">        at 
org.ovirt.engine.ui.frontend.server.dashboard.DashboardDataServlet.lookupGlobalUtilization(DashboardDataServlet.java:294)
 [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.ovirt.engine.ui.frontend.server.dashboard.DashboardDataServlet.getDashboard(DashboardDataServlet.java:268)
 [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.ovirt.engine.ui.frontend.server.dashboard.DashboardDataServlet.populateUtilizationCache(DashboardDataServlet.java:231)
 [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.ovirt.engine.ui.frontend.server.dashboard.DashboardDataServlet.access$000(DashboardDataServlet.java:26)
 [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.ovirt.engine.ui.frontend.server.dashboard.DashboardDataServlet$1.run(DashboardDataServlet.java:106)
 [frontend.jar:]</span></div><div class="gmail-de2"><span class="gmail-st_h">        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [rt.jar:1.8.0_121]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [rt.jar:1.8.0_121]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.glassfish.enterprise.concurrent.internal.ManagedScheduledThreadPoolExecutor$ManagedScheduledFutureTask.access$201(ManagedScheduledThreadPoolExecutor.java:383)
 [javax.enterprise.concurrent-1.0.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.glassfish.enterprise.concurrent.internal.ManagedScheduledThreadPoolExecutor$ManagedScheduledFutureTask.run(ManagedScheduledThreadPoolExecutor.java:534)
 [javax.enterprise.concurrent-1.0.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_121]</span></div><div class="gmail-de2"><span class="gmail-st_h">        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_121]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_121]</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.glassfish.enterprise.concurrent.ManagedThreadFactoryImpl$ManagedThread.run(ManagedThreadFactoryImpl.java:250)
 [javax.enterprise.concurrent-1.0.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">Caused by: java.sql.SQLException: 
javax.resource.ResourceException: IJ000453: Unable to get managed 
connection for java:/DWHDataSource</span></div><div class="gmail-de1"><span class="gmail-st_h">        at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:146)</span></div><div class="gmail-de2"><span class="gmail-st_h">        at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at org.ovirt.engine.ui.frontend.server.dashboard.dao.BaseDao.runQuery(BaseDao.java:53) [frontend.jar:]</span></div><div class="gmail-de1"><span class="gmail-st_h">        ... 16 more</span></div><div class="gmail-de1"><span class="gmail-st_h">Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:/DWHDataSource</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:656)</span></div><div class="gmail-de2"><span class="gmail-st_h">        at 
org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138)</span></div><div class="gmail-de1"><span class="gmail-st_h">        ... 18 more</span></div><div class="gmail-de1"><span class="gmail-st_h">Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection</span></div><div class="gmail-de2"><span class="gmail-st_h">        at 
org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:345)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:352)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:287)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1320)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496)</span></div><div class="gmail-de2"><span class="gmail-st_h">        at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:617)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:589)</span></div><div class="gmail-de1"><span class="gmail-st_h">        at 
org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590)</span></div><div class="gmail-de1"><span class="gmail-st_h">        ... 21 more</span></div><br><br><br>[1]<a href="https://pastebin.com/UZ5VFH7H">https://pastebin.com/UZ5VFH7H</a><br><br><br></div>Thanks,<br></div>Shubham<br></div>