Camunda Setup

Hey Folks,

I’m new to camunda and I’ve wanted to set camunda bpm like its stated on Download Open Source Workflow Software | Camunda.

After the initial startup I get the feeling that the SpringJobExecutor is pending for jobs to execute.

2022-01-11 15:01:58.221  INFO 18368 --- [           main] org.camunda.bpm.engine.jobexecutor       : ENGINE-14014 Starting up the JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor].
2022-01-11 15:01:58.226  INFO 18368 --- [ingJobExecutor]] org.camunda.bpm.engine.jobexecutor       : ENGINE-14018 JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor] starting to acquire jobs```

Up to this point everything is fine. When I want to login into the Camunda Admin Page, Cockpit or whatever I see that exceptions are thrown.

java.lang.NoClassDefFoundError: Could not initialize class com.sun.xml.bind.v2.runtime.reflect.opt.Injector
        at com.sun.xml.bind.v2.runtime.reflect.opt.AccessorInjector.prepare(AccessorInjector.java:83) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.reflect.opt.OptimizedAccessorFactory.get(OptimizedAccessorFactory.java:176) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.reflect.Accessor$FieldReflection.optimize(Accessor.java:282) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayProperty.<init>(ArrayProperty.java:69) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayERProperty.<init>(ArrayERProperty.java:88) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayElementProperty.<init>(ArrayElementProperty.java:100) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayElementNodeProperty.<init>(ArrayElementNodeProperty.java:62) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:na]
        at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[na:na]
        at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[na:na]
        at com.sun.xml.bind.v2.runtime.property.PropertyFactory.create(PropertyFactory.java:128) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.<init>(ClassBeanInfoImpl.java:181) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.getOrCreate(JAXBContextImpl.java:509) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:326) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:141) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl$JAXBContextBuilder.build(JAXBContextImpl.java:1157) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:145) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:236) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
        at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na]
        at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:187) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:147) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.ContextFinder.find(ContextFinder.java:349) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:446) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:409) ~[jaxb-api-2.2.3.jar!/:na]
        at org.glassfish.jersey.server.wadl.internal.WadlApplicationContextImpl.getJAXBContextFromWadlGenerator(WadlApplicationContextImpl.java:121) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.wadl.internal.WadlApplicationContextImpl.isJaxbImplAvailable(WadlApplicationContextImpl.java:270) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.wadl.WadlFeature.configure(WadlFeature.java:65) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.model.internal.CommonConfig.configureFeatures(CommonConfig.java:728) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.model.internal.CommonConfig.configureMetaProviders(CommonConfig.java:647) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.server.ResourceConfig.configureMetaProviders(ResourceConfig.java:823) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.initialize(ApplicationHandler.java:328) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.lambda$initialize$1(ApplicationHandler.java:293) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:292) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:274) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.processWithException(Errors.java:232) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.initialize(ApplicationHandler.java:292) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.<init>(ApplicationHandler.java:259) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.WebComponent.<init>(WebComponent.java:311) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:154) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:347) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at javax.servlet.GenericServlet.init(GenericServlet.java:158) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1143) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1096) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:767) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:128) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:382) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1726) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]```
2022-01-11 15:03:03.153 ERROR 18368 --- [nio-8080-exec-5] o.a.c.c.C.[Tomcat].[localhost].[/]       : Servlet.init() for servlet [Admin Api] threw exception

java.lang.ExceptionInInitializerError: null
        at com.sun.xml.bind.v2.runtime.reflect.opt.AccessorInjector.prepare(AccessorInjector.java:83) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.reflect.opt.OptimizedAccessorFactory.get(OptimizedAccessorFactory.java:176) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.reflect.Accessor$FieldReflection.optimize(Accessor.java:282) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayProperty.<init>(ArrayProperty.java:69) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayERProperty.<init>(ArrayERProperty.java:88) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayElementProperty.<init>(ArrayElementProperty.java:100) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayElementNodeProperty.<init>(ArrayElementNodeProperty.java:62) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:na]
        at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[na:na]
        at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[na:na]
        at com.sun.xml.bind.v2.runtime.property.PropertyFactory.create(PropertyFactory.java:128) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.<init>(ClassBeanInfoImpl.java:181) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.getOrCreate(JAXBContextImpl.java:509) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:326) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:141) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl$JAXBContextBuilder.build(JAXBContextImpl.java:1157) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:145) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:236) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
        at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na]
        at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:187) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:147) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.ContextFinder.find(ContextFinder.java:349) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:446) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:409) ~[jaxb-api-2.2.3.jar!/:na]
        at org.glassfish.jersey.server.wadl.internal.WadlApplicationContextImpl.getJAXBContextFromWadlGenerator(WadlApplicationContextImpl.java:121) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.wadl.internal.WadlApplicationContextImpl.isJaxbImplAvailable(WadlApplicationContextImpl.java:270) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.wadl.WadlFeature.configure(WadlFeature.java:65) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.model.internal.CommonConfig.configureFeatures(CommonConfig.java:728) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.model.internal.CommonConfig.configureMetaProviders(CommonConfig.java:647) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.server.ResourceConfig.configureMetaProviders(ResourceConfig.java:823) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.initialize(ApplicationHandler.java:328) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.lambda$initialize$1(ApplicationHandler.java:293) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:292) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:274) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.processWithException(Errors.java:232) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.initialize(ApplicationHandler.java:292) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.<init>(ApplicationHandler.java:259) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.WebComponent.<init>(WebComponent.java:311) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:154) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:347) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at javax.servlet.GenericServlet.init(GenericServlet.java:158) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1143) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1096) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:767) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:128) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:382) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1726) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]
Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) throws java.lang.ClassFormatError accessible: module java.base does not "opens java.lang" to unnamed module @2c6a3f77
        at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:354) ~[na:na]
        at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:297) ~[na:na]
        at java.base/java.lang.reflect.Method.checkCanSetAccessible(Method.java:199) ~[na:na]
        at java.base/java.lang.reflect.Method.setAccessible(Method.java:193) ~[na:na]
        at com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1.run(Injector.java:177) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1.run(Injector.java:174) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:318) ~[na:na]
        at com.sun.xml.bind.v2.runtime.reflect.opt.Injector.<clinit>(Injector.java:172) ~[jaxb-impl-2.2.4.jar!/:2.2.4]```

2022-01-11 15:03:03.154 ERROR 18368 --- [nio-8080-exec-6] o.a.c.c.C.[.[.[/].[Engine Api]           : Allocate exception for servlet [Engine Api)

java.lang.NoClassDefFoundError: Could not initialize class com.sun.xml.bind.v2.runtime.reflect.opt.Injector
        at com.sun.xml.bind.v2.runtime.reflect.opt.AccessorInjector.prepare(AccessorInjector.java:83) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.reflect.opt.OptimizedAccessorFactory.get(OptimizedAccessorFactory.java:176) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.reflect.Accessor$FieldReflection.optimize(Accessor.java:282) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayProperty.<init>(ArrayProperty.java:69) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayERProperty.<init>(ArrayERProperty.java:88) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayElementProperty.<init>(ArrayElementProperty.java:100) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.property.ArrayElementNodeProperty.<init>(ArrayElementNodeProperty.java:62) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:na]
        at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[na:na]
        at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[na:na]
        at com.sun.xml.bind.v2.runtime.property.PropertyFactory.create(PropertyFactory.java:128) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.<init>(ClassBeanInfoImpl.java:181) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.getOrCreate(JAXBContextImpl.java:509) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:326) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:141) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl$JAXBContextBuilder.build(JAXBContextImpl.java:1157) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:145) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:236) ~[jaxb-impl-2.2.4.jar!/:2.2.4]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
        at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na]
        at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:187) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:147) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.ContextFinder.find(ContextFinder.java:349) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:446) ~[jaxb-api-2.2.3.jar!/:na]
        at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:409) ~[jaxb-api-2.2.3.jar!/:na]
        at org.glassfish.jersey.server.wadl.internal.WadlApplicationContextImpl.getJAXBContextFromWadlGenerator(WadlApplicationContextImpl.java:121) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.wadl.internal.WadlApplicationContextImpl.isJaxbImplAvailable(WadlApplicationContextImpl.java:270) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.wadl.WadlFeature.configure(WadlFeature.java:65) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.model.internal.CommonConfig.configureFeatures(CommonConfig.java:728) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.model.internal.CommonConfig.configureMetaProviders(CommonConfig.java:647) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.server.ResourceConfig.configureMetaProviders(ResourceConfig.java:823) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.initialize(ApplicationHandler.java:328) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.lambda$initialize$1(ApplicationHandler.java:293) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:292) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:274) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.internal.Errors.processWithException(Errors.java:232) ~[jersey-common-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.initialize(ApplicationHandler.java:292) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.server.ApplicationHandler.<init>(ApplicationHandler.java:259) ~[jersey-server-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.WebComponent.<init>(WebComponent.java:311) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:154) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:347) ~[jersey-container-servlet-core-2.34.jar!/:na]
        at javax.servlet.GenericServlet.init(GenericServlet.java:158) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1143) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1096) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:767) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:128) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:382) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1726) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.52.jar!/:na]
        at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]```

Its stated that there is something going on with Tomcat. I dont have any type of TomCat distribution installed and running since the how to is not talking about installing TomCat anywhere. Any suggestions on what to do with these exceptions?

What version of Java are you using?

the latest, 17.0.1

Hi @Xatral,

in the moment Java 17 is not supported. Have a look at the supported versions here: Supported Environments | docs.camunda.org

Hope this helps, Ingo