Hi Alberto,
here is a portion of the knowage.log, while the knowageCockpitEngine.log is empty.
[http-nio-8080-exec-3] 07 set 2020 09:41:16,006 ERROR it.eng.spagobi.rest.interceptors.RestExceptionMapper.toResponse:59 - Catched service error:
it.eng.spagobi.utilities.exceptions.SpagoBIServiceException: An unexpected error occured while executing service
at it.eng.spagobi.api.common.AbstractDataSetResource.getDataStore(AbstractDataSetResource.java:245)
at it.eng.spagobi.api.v2.DataSetResource.getDataStorePostWithJsonInBody(DataSetResource.java:626)
at sun.reflect.GeneratedMethodAccessor628.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140)
at org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:294)
at org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:248)
at org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:235)
at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:398)
at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:205)
at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:228)
at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:56)
at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:51)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:660)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:798)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
Caused by: it.eng.spagobi.tools.dataset.cache.CacheException: An unexpected error occured while persisting store in cache
at it.eng.spagobi.tools.dataset.cache.impl.sqldbcache.SQLDBCache.persistStoreInCache(SQLDBCache.java:548)
at it.eng.spagobi.tools.dataset.cache.impl.sqldbcache.SQLDBCache.put(SQLDBCache.java:493)
at it.eng.spagobi.tools.dataset.DatasetManagementAPI.putDataSetInCache(DatasetManagementAPI.java:309)
at it.eng.spagobi.tools.dataset.strategy.CachedEvaluationStrategy.manageDatasetNotInCache(CachedEvaluationStrategy.java:99)
at it.eng.spagobi.tools.dataset.strategy.RealtimeEvaluationStrategy.execute(RealtimeEvaluationStrategy.java:49)
at it.eng.spagobi.tools.dataset.strategy.AbstractEvaluationStrategy.executeQuery(AbstractEvaluationStrategy.java:61)
at it.eng.spagobi.tools.dataset.DatasetManagementAPI.getDataStore(DatasetManagementAPI.java:282)
at it.eng.spagobi.api.common.AbstractDataSetResource.getDataStore(AbstractDataSetResource.java:232)
... 36 more
Caused by: it.eng.spagobi.utilities.engines.SpagoBIEngineRuntimeException: Error persisting the dataset into table
at it.eng.spagobi.tools.dataset.persist.PersistedTableManager.persistDataset(PersistedTableManager.java:580)
at it.eng.spagobi.tools.dataset.persist.PersistedTableManager.persistDataset(PersistedTableManager.java:222)
at it.eng.spagobi.tools.dataset.cache.impl.sqldbcache.SQLDBCache.persistStoreInCache(SQLDBCache.java:541)
... 43 more
Caused by: it.eng.spagobi.utilities.engines.SpagoBIEngineRuntimeException: Impossible to drop the persisted table with name sbicache82b6fb1ff0dd11eabbd601
at it.eng.spagobi.tools.dataset.persist.PersistedTableManager.dropTableIfExists(PersistedTableManager.java:1085)
at it.eng.spagobi.tools.dataset.persist.PersistedTableManager.createTable(PersistedTableManager.java:1241)
at it.eng.spagobi.tools.dataset.persist.PersistedTableManager.persistDataset(PersistedTableManager.java:564)
... 45 more
Caused by: it.eng.spagobi.utilities.engines.SpagoBIEngineRuntimeException: Cannot get connection to datasource
at it.eng.spagobi.tools.datasource.bo.DataSource.getConnectionByUserProfile(DataSource.java:203)
at it.eng.spagobi.tools.datasource.bo.DataSource.getConnection(DataSource.java:190)
at it.eng.spagobi.utilities.database.temporarytable.TemporaryTableManager.executeStatement(TemporaryTableManager.java:459)
at it.eng.spagobi.utilities.database.temporarytable.TemporaryTableManager.executeStatement(TemporaryTableManager.java:451)
at it.eng.spagobi.utilities.database.temporarytable.TemporaryTableManager.dropTableIfExists(TemporaryTableManager.java:445)
at it.eng.spagobi.tools.dataset.persist.PersistedTableManager.dropTableIfExists(PersistedTableManager.java:1082)
... 47 more
Caused by: java.sql.SQLException: Cannot create PoolableConnectionFactory (FATAL: sorry, too many clients already)
at org.apache.commons.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:2327)
at org.apache.commons.dbcp2.BasicDataSource.createDataSource(BasicDataSource.java:2056)
at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533)
at it.eng.spagobi.tools.datasource.DataSourceManager.getConnection(DataSourceManager.java:46)
at it.eng.spagobi.tools.datasource.bo.DataSource.getDirectConnection(DataSource.java:280)
at it.eng.spagobi.tools.datasource.bo.DataSource.getConnectionByUserProfile(DataSource.java:200)
... 52 more
Caused by: org.postgresql.util.PSQLException: FATAL: sorry, too many clients already
at org.postgresql.core.v3.ConnectionFactoryImpl.doAuthentication(ConnectionFactoryImpl.java:525)
at org.postgresql.core.v3.ConnectionFactoryImpl.tryConnect(ConnectionFactoryImpl.java:146)
at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:197)
at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:49)
at org.postgresql.jdbc.PgConnection.<init>(PgConnection.java:211)
at org.postgresql.Driver.makeConnection(Driver.java:459)
at org.postgresql.Driver.connect(Driver.java:261)
at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38)
at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:260)
at org.apache.commons.dbcp2.BasicDataSource.validateConnectionFactory(BasicDataSource.java:2337)
at org.apache.commons.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:2323)
Greetings.
Daniele
