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Hi Team,   I have issue with DB connector. As you have sugested i have downloadesd and copyed jdbc diver file in user lib. I haved tryed differen versions of drivers but result is the same – on view page "Please contact your system admin".  In my View LogLine Details: error message below. Version of Mendix → Mendix Runtime 7.22.2.44474 (build 44474). Copyright © 2003-2019 Mendix bv. All rights reserved. An error has occurred while handling the request. [User 'MxAdmin' with session id 'e8ad5877-daa1-490b-a753-1502a04cf41c' and roles 'Administrator'] -------- com.mendix.webui.WebUIException: Exception while retrieving data for list widget 'Connection.Page.listView5' on page 'Connection.Page'  at com.mendix.webui.actions.client.RetrieveByMicroflowAction.$anonfun$apply$2(RetrieveByMicroflowAction.scala:60) Caused by: com.mendix.core.CoreException: com.mendix.modules.microflowengine.MicroflowException: com.mendix.core.CoreRuntimeException: com.mendix.systemwideinterfaces.MendixRuntimeException: java.lang.RuntimeException: Failed to get driver instance for jdbcUrl=jdbc:mysql://xxxxxx/xxxxx  at Connection.GetCT (JavaAction : 'Execute query') Advanced stacktrace:  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:389) Caused by: com.mendix.modules.microflowengine.MicroflowException: com.mendix.core.CoreRuntimeException: com.mendix.systemwideinterfaces.MendixRuntimeException: java.lang.RuntimeException: Failed to get driver instance for jdbcUrl=jdbc:mysql://149.212.83.18/Tek-Dok-Tool_V3  at Connection.GetCT (JavaAction : 'Execute query') Advanced stacktrace:  at com.mendix.modules.microflowengine.MicroflowUtil.processException(MicroflowUtil.java:146) Caused by: com.mendix.core.CoreException: com.mendix.core.CoreRuntimeException: com.mendix.systemwideinterfaces.MendixRuntimeException: java.lang.RuntimeException: Failed to get driver instance for jdbcUrl=jdbc:mysql://149.212.83.18/Tek-Dok-Tool_V3  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:418) Caused by: com.mendix.core.CoreRuntimeException: com.mendix.systemwideinterfaces.MendixRuntimeException: java.lang.RuntimeException: Failed to get driver instance for jdbcUrl=jdbc:mysql://149.212.83.18/Tek-Dok-Tool_V3  at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:159) Caused by: com.mendix.systemwideinterfaces.MendixRuntimeException: java.lang.RuntimeException: Failed to get driver instance for jdbcUrl=jdbc:mysql://149.212.83.18/Tek-Dok-Tool_V3  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:36) Caused by: java.lang.RuntimeException: Failed to get driver instance for jdbcUrl=jdbc:mysql://149.212.83.18/Tek-Dok-Tool_V3  at com.zaxxer.hikari.util.DriverDataSource.<init>(DriverDataSource.java:88)  at com.zaxxer.hikari.pool.PoolBase.initializeDataSource(PoolBase.java:323)  at com.zaxxer.hikari.pool.PoolBase.<init>(PoolBase.java:114)  at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:105)  at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:97)  at databaseconnector.impl.JdbcConnectionManager.getConnection(JdbcConnectionManager.java:50)  at databaseconnector.impl.JdbcConnector.executeQuery(JdbcConnector.java:80)  at databaseconnector.impl.JdbcConnector.executeQuery(JdbcConnector.java:70)  at databaseconnector.actions.ExecuteQuery.executeAction(ExecuteQuery.java:81)  at databaseconnector.actions.ExecuteQuery.executeAction(ExecuteQuery.java:58)  at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:46)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:79)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:57)  at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:55)  at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:150)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:155)  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:414)  at com.mendix.modules.microflowengine.actions.actioncall.JavaAction.execute(JavaAction.scala:56)  at com.mendix.modules.microflowengine.microflow.impl.MicroflowObject.execute(MicroflowObject.java:47)  at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAfterBreakingIfNecessary(MicroflowImpl.java:201)  at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAction(MicroflowImpl.java:157)  at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:46)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:79)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:57)  at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:55)  at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:150)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:155)  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:383)  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:398)  at com.mendix.webui.actions.client.RetrieveByMicroflowAction.$anonfun$apply$2(RetrieveByMicroflowAction.scala:39)  at scala.util.Either.map(Either.scala:349)  at com.mendix.webui.actions.client.RetrieveByMicroflowAction.apply(RetrieveByMicroflowAction.scala:28)  at com.mendix.webui.actions.client.RetrieveByMicroflowAction.apply(RetrieveByMicroflowAction.scala:16)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$4(RegularClientAction.scala:46)  at com.mendix.webui.requesthandling.helpers.StateHandling.withState(StateHandling.scala:33)  at com.mendix.webui.requesthandling.helpers.StateHandling.withState$(StateHandling.scala:22)  at com.mendix.webui.actions.client.RegularClientAction.withState(RegularClientAction.scala:21)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$3(RegularClientAction.scala:44)  at scala.util.Try$.apply(Try.scala:209)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2(RegularClientAction.scala:44)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2$adapted(RegularClientAction.scala:42)  at com.mendix.webui.requesthandling.helpers.ContextHandling.$anonfun$inContext$4(ContextHandling.scala:41)  at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)  at com.mendix.basis.actionmanagement.IMonitoredAction$$anon$1.execute(IMonitoredAction.scala:47)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.basis.actionmanagement.IMonitoredAction.monitor(IMonitoredAction.scala:49)  at com.mendix.basis.actionmanagement.IMonitoredAction.monitor$(IMonitoredAction.scala:25)  at com.mendix.webui.requesthandling.helpers.ContextHandling$ClientMonitoredAction.monitor(ContextHandling.scala:49)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext(ContextHandling.scala:41)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext$(ContextHandling.scala:27)  at com.mendix.webui.actions.client.RegularClientAction.inContext(RegularClientAction.scala:21)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext(ContextHandling.scala:24)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext$(ContextHandling.scala:19)  at com.mendix.webui.actions.client.RegularClientAction.inContext(RegularClientAction.scala:21)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$1(RegularClientAction.scala:42)  at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)  at com.mendix.webui.requesthandling.helpers.ProfileHandling.profileRequest(ProfileHandling.scala:14)  at com.mendix.webui.requesthandling.helpers.ProfileHandling.profileRequest$(ProfileHandling.scala:10)  at com.mendix.webui.actions.client.RegularClientAction.profileRequest(RegularClientAction.scala:21)  at com.mendix.webui.actions.client.RegularClientAction.execute(RegularClientAction.scala:39)  at com.mendix.webui.requesthandling.ClientRequestHandler.handleAction(ClientRequestHandler.scala:124)  at com.mendix.webui.requesthandling.ClientRequestHandler.processRequest(ClientRequestHandler.scala:101)  at com.mendix.externalinterface.connector.RequestHandler.doProcessRequest(RequestHandler.java:40)  at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:72)  at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:69)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.external.connector.MxRuntimeConnector.processRequest(MxRuntimeConnector.java:75)  at com.mendix.basis.impl.MxRuntimeImpl.processRequest(MxRuntimeImpl.java:872)  at com.mendix.m2ee.appcontainer.server.handler.RuntimeHandler.service(RuntimeHandler.java:42)  at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)  at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:867)  at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:542)  at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)  at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1588)  at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)  at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1345)  at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203)  at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:480)  at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1557)  at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201)  at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1247)  at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)  at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)  at org.eclipse.jetty.server.Server.handle(Server.java:502)  at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:364)  at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:260)  at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:305)  at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)  at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:118)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)  at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)  at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:765)  at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:683)  at java.lang.Thread.run(Thread.java:748) Caused by: java.sql.SQLException: No suitable driver  at java.sql.DriverManager.getDriver(DriverManager.java:315)  at com.zaxxer.hikari.util.DriverDataSource.<init>(DriverDataSource.java:81)  at com.zaxxer.hikari.pool.PoolBase.initializeDataSource(PoolBase.java:323)  at com.zaxxer.hikari.pool.PoolBase.<init>(PoolBase.java:114)  at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:105)  at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:97)  at databaseconnector.impl.JdbcConnectionManager.getConnection(JdbcConnectionManager.java:50)  at databaseconnector.impl.JdbcConnector.executeQuery(JdbcConnector.java:80)  at databaseconnector.impl.JdbcConnector.executeQuery(JdbcConnector.java:70)  at databaseconnector.actions.ExecuteQuery.executeAction(ExecuteQuery.java:81)  at databaseconnector.actions.ExecuteQuery.executeAction(ExecuteQuery.java:58)  at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:46)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:79)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:57)  at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:55)  at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:150)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:155)  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:414)  at com.mendix.modules.microflowengine.actions.actioncall.JavaAction.execute(JavaAction.scala:56)  at com.mendix.modules.microflowengine.microflow.impl.MicroflowObject.execute(MicroflowObject.java:47)  at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAfterBreakingIfNecessary(MicroflowImpl.java:201)  at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAction(MicroflowImpl.java:157)  at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:46)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:79)  at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:57)  at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:55)  at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:150)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:155)  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:383)  at com.mendix.basis.component.InternalCoreBase.execute(InternalCoreBase.java:398)  at com.mendix.webui.actions.client.RetrieveByMicroflowAction.$anonfun$apply$2(RetrieveByMicroflowAction.scala:39)  at scala.util.Either.map(Either.scala:349)  at com.mendix.webui.actions.client.RetrieveByMicroflowAction.apply(RetrieveByMicroflowAction.scala:28)  at com.mendix.webui.actions.client.RetrieveByMicroflowAction.apply(RetrieveByMicroflowAction.scala:16)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$4(RegularClientAction.scala:46)  at com.mendix.webui.requesthandling.helpers.StateHandling.withState(StateHandling.scala:33)  at com.mendix.webui.requesthandling.helpers.StateHandling.withState$(StateHandling.scala:22)  at com.mendix.webui.actions.client.RegularClientAction.withState(RegularClientAction.scala:21)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$3(RegularClientAction.scala:44)  at scala.util.Try$.apply(Try.scala:209)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2(RegularClientAction.scala:44)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2$adapted(RegularClientAction.scala:42)  at com.mendix.webui.requesthandling.helpers.ContextHandling.$anonfun$inContext$4(ContextHandling.scala:41)  at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)  at com.mendix.basis.actionmanagement.IMonitoredAction$$anon$1.execute(IMonitoredAction.scala:47)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.basis.actionmanagement.IMonitoredAction.monitor(IMonitoredAction.scala:49)  at com.mendix.basis.actionmanagement.IMonitoredAction.monitor$(IMonitoredAction.scala:25)  at com.mendix.webui.requesthandling.helpers.ContextHandling$ClientMonitoredAction.monitor(ContextHandling.scala:49)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext(ContextHandling.scala:41)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext$(ContextHandling.scala:27)  at com.mendix.webui.actions.client.RegularClientAction.inContext(RegularClientAction.scala:21)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext(ContextHandling.scala:24)  at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext$(ContextHandling.scala:19)  at com.mendix.webui.actions.client.RegularClientAction.inContext(RegularClientAction.scala:21)  at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$1(RegularClientAction.scala:42)  at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)  at com.mendix.webui.requesthandling.helpers.ProfileHandling.profileRequest(ProfileHandling.scala:14)  at com.mendix.webui.requesthandling.helpers.ProfileHandling.profileRequest$(ProfileHandling.scala:10)  at com.mendix.webui.actions.client.RegularClientAction.profileRequest(RegularClientAction.scala:21)  at com.mendix.webui.actions.client.RegularClientAction.execute(RegularClientAction.scala:39)  at com.mendix.webui.requesthandling.ClientRequestHandler.handleAction(ClientRequestHandler.scala:124)  at com.mendix.webui.requesthandling.ClientRequestHandler.processRequest(ClientRequestHandler.scala:101)  at com.mendix.externalinterface.connector.RequestHandler.doProcessRequest(RequestHandler.java:40)  at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:72)  at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:69)  at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)  at com.mendix.external.connector.MxRuntimeConnector.processRequest(MxRuntimeConnector.java:75)  at com.mendix.basis.impl.MxRuntimeImpl.processRequest(MxRuntimeImpl.java:872)  at com.mendix.m2ee.appcontainer.server.handler.RuntimeHandler.service(RuntimeHandler.java:42)  at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)  at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:867)  at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:542)  at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)  at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1588)  at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)  at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1345)  at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203)  at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:480)  at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1557)  at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201)  at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1247)  at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)  at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)  at org.eclipse.jetty.server.Server.handle(Server.java:502)  at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:364)  at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:260)  at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:305)  at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)  at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:118)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)  at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)  at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:765)  at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:683)  at java.lang.Thread.run(Thread.java:748)

asked 2019-02-20

1 answers