5

I'm trying to connect to database using database connector Mendix v 8.10.3 after execute statement i face this error  java.util.ServiceConfigurationError: java.sql.Driver: Provider oracle.jdbc.OracleDriver could not be instantiated     at java.base/java.util.ServiceLoader.fail(ServiceLoader.java:581)     at java.base/java.util.ServiceLoader$ProviderImpl.newInstance(ServiceLoader.java:803)     at java.base/java.util.ServiceLoader$ProviderImpl.get(ServiceLoader.java:721)     at java.base/java.util.ServiceLoader$3.next(ServiceLoader.java:1394)     at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133)     at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)     at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)     at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)     at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)     at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)     at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)     at databaseconnector.impl.JdbcConnectionManager.initializeDrivers(JdbcConnectionManager.java:63)     at databaseconnector.impl.JdbcConnectionManager.getConnection(JdbcConnectionManager.java:42)     at databaseconnector.impl.JdbcConnector.executeQuery(JdbcConnector.java:53)     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:71)     at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:49)     at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:54)     at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:147)     at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)     at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:152)     at com.mendix.basis.actionmanagement.UserActionCallBuilderImpl.execute(UserActionCallBuilderImpl.scala:30)     at com.mendix.modules.microflowengine.actions.actioncall.JavaAction.execute(JavaAction.scala:56)     at com.mendix.modules.microflowengine.microflow.impl.MicroflowObject.execute(MicroflowObject.java:49)     at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAfterBreakingIfNecessary(MicroflowImpl.java:215)     at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAction(MicroflowImpl.java:165)     at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:46)     at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:71)     at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:49)     at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:54)     at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:147)     at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)     at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:152)     at com.mendix.basis.actionmanagement.MicroflowCallBuilderImpl.execute(MicroflowCallBuilderImpl.scala:40)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.runMicroflow(ExecuteMicroflowAction.scala:76)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.$anonfun$apply$3(ExecuteMicroflowAction.scala:42)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$.$anonfun$liftEither$1(RegularClientAction.scala:29)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.$anonfun$apply$4(RegularClientAction.scala:55)     at com.mendix.webui.requesthandling.helpers.StateHandling.withState(StateHandling.scala:35)     at com.mendix.webui.requesthandling.helpers.StateHandling.withState$(StateHandling.scala:32)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.withState(RegularClientAction.scala:45)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.apply(RegularClientAction.scala:53)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.apply(RegularClientAction.scala:45)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.apply(ExecuteMicroflowAction.scala:43)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.apply(ExecuteMicroflowAction.scala:22)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$3(RegularClientAction.scala:109)     at scala.util.Try$.apply(Try.scala:213)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2(RegularClientAction.scala:109)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2$adapted(RegularClientAction.scala:107)     at com.mendix.webui.requesthandling.helpers.ContextHandling.$anonfun$inContext$5(ContextHandling.scala:47)     at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)     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:59)     at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext(ContextHandling.scala:47)     at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext$(ContextHandling.scala:27)     at com.mendix.webui.actions.client.RegularClientAction.inContext(RegularClientAction.scala:86)     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:86)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$1(RegularClientAction.scala:107)     at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)     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:86)     at com.mendix.webui.actions.client.RegularClientAction.execute(RegularClientAction.scala:104)     at com.mendix.webui.requesthandling.ClientRequestHandler.handleAction(ClientRequestHandler.scala:104)     at com.mendix.webui.requesthandling.ClientRequestHandler.processRequest(ClientRequestHandler.scala:81)     at com.mendix.externalinterface.connector.RequestHandler.doProcessRequest(RequestHandler.java:40)     at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:76)     at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:73)     at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)     at com.mendix.external.connector.MxRuntimeConnector.processRequest(MxRuntimeConnector.java:79)     at com.mendix.basis.impl.MxRuntimeImplBase.processRequest(MxRuntimeImplBase.java:930)     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:755)     at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:547)     at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)     at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1610)     at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)     at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1300)     at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)     at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:485)     at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1580)     at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)     at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1215)     at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)     at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)     at org.eclipse.jetty.server.Server.handle(Server.java:500)     at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383)     at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:547)     at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375)     at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:273)     at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)     at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)     at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)     at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:375)     at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:806)     at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:938)     at java.base/java.lang.Thread.run(Thread.java:834) Caused by: java.lang.NoClassDefFoundError: Could not initialize class oracle.jdbc.driver.ClassRef     at oracle.jdbc.driver.OracleDriver.<clinit>(OracleDriver.java:260)     at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)     at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)     at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)     at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)     at java.base/java.util.ServiceLoader$ProviderImpl.newInstance(ServiceLoader.java:779)     at java.base/java.util.ServiceLoader$ProviderImpl.get(ServiceLoader.java:721)     at java.base/java.util.ServiceLoader$3.next(ServiceLoader.java:1394)     at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133)     at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)     at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)     at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)     at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)     at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)     at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)     at databaseconnector.impl.JdbcConnectionManager.initializeDrivers(JdbcConnectionManager.java:63)     at databaseconnector.impl.JdbcConnectionManager.getConnection(JdbcConnectionManager.java:42)     at databaseconnector.impl.JdbcConnector.executeQuery(JdbcConnector.java:53)     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:71)     at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:49)     at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:54)     at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:147)     at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)     at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:152)     at com.mendix.basis.actionmanagement.UserActionCallBuilderImpl.execute(UserActionCallBuilderImpl.scala:30)     at com.mendix.modules.microflowengine.actions.actioncall.JavaAction.execute(JavaAction.scala:56)     at com.mendix.modules.microflowengine.microflow.impl.MicroflowObject.execute(MicroflowObject.java:49)     at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAfterBreakingIfNecessary(MicroflowImpl.java:215)     at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAction(MicroflowImpl.java:165)     at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:46)     at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:71)     at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:49)     at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:54)     at com.mendix.basis.actionmanagement.ActionManagerBase$1.execute(ActionManagerBase.java:147)     at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)     at com.mendix.basis.actionmanagement.ActionManagerBase.executeSync(ActionManagerBase.java:152)     at com.mendix.basis.actionmanagement.MicroflowCallBuilderImpl.execute(MicroflowCallBuilderImpl.scala:40)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.runMicroflow(ExecuteMicroflowAction.scala:76)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.$anonfun$apply$3(ExecuteMicroflowAction.scala:42)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$.$anonfun$liftEither$1(RegularClientAction.scala:29)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.$anonfun$apply$4(RegularClientAction.scala:55)     at com.mendix.webui.requesthandling.helpers.StateHandling.withState(StateHandling.scala:35)     at com.mendix.webui.requesthandling.helpers.StateHandling.withState$(StateHandling.scala:32)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.withState(RegularClientAction.scala:45)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.apply(RegularClientAction.scala:53)     at com.mendix.webui.actions.client.RegularClientAction$Helpers$StateHandler.apply(RegularClientAction.scala:45)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.apply(ExecuteMicroflowAction.scala:43)     at com.mendix.webui.actions.client.ExecuteMicroflowAction.apply(ExecuteMicroflowAction.scala:22)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$3(RegularClientAction.scala:109)     at scala.util.Try$.apply(Try.scala:213)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2(RegularClientAction.scala:109)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$2$adapted(RegularClientAction.scala:107)     at com.mendix.webui.requesthandling.helpers.ContextHandling.$anonfun$inContext$5(ContextHandling.scala:47)     at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)     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$ClientMonitoredAction.monitor(ContextHandling.scala:59)     at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext(ContextHandling.scala:47)     at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext$(ContextHandling.scala:27)     at com.mendix.webui.actions.client.RegularClientAction.inContext(RegularClientAction.scala:86)     at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext(ContextHandling.scala:24)     at com.mendix.webui.requesthandling.helpers.ContextHandling.inContext$(ContextHandling.scala:19)     at com.mendix.webui.actions.client.RegularClientAction.inContext(RegularClientAction.scala:86)     at com.mendix.webui.actions.client.RegularClientAction.$anonfun$execute$1(RegularClientAction.scala:107)     at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)     at com.mendix.webui.requesthandling.helpers.ProfileHandling.profileRequest(ProfileHandling.scala:14)     at com.mendix.webui.requesthandling.helpers.ProfileHandling.profileRequest$(ProfileHandling.scala:10)     at com.mendix.webui.actions.client.RegularClientAction.profileRequest(RegularClientAction.scala:86)     at com.mendix.webui.actions.client.RegularClientAction.execute(RegularClientAction.scala:104)     at com.mendix.webui.requesthandling.ClientRequestHandler.handleAction(ClientRequestHandler.scala:104)     at com.mendix.webui.requesthandling.ClientRequestHandler.processRequest(ClientRequestHandler.scala:81)     at com.mendix.externalinterface.connector.RequestHandler.doProcessRequest(RequestHandler.java:40)     at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:76)     at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:73)     at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:32)     at com.mendix.external.connector.MxRuntimeConnector.processRequest(MxRuntimeConnector.java:79)     at com.mendix.basis.impl.MxRuntimeImplBase.processRequest(MxRuntimeImplBase.java:930)     at com.mendix.m2ee.appcontainer.server.handler.RuntimeHandler.service(RuntimeHandler.java:42)     at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)     at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:755)     at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:547)     at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)     at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1610)     at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)     at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1300)     at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)     at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:485)     at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1580)     at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)     at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1215)     at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)     at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)     at org.eclipse.jetty.server.Server.handle(Server.java:500)     at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383)     at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:547)     at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375)     at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:273)     at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)     at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)     at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)     at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)     at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:375)     at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:806)     at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:938)     at java.base/java.lang.Thread.run(Thread.java:834)  

asked 2020-10-11

4 answers