title: With IBM JDK8 seeing sun.io.UnknownCharacterException exception
body: <p>When I start our product, I run into this exception. If I switch the JDK to JDK7 it starts up fine. </p>
  
  <pre><code>Caused by: java.lang.ClassNotFoundException: sun.io.UnknownCharacterException
  at java.net.URLClassLoader.findClass(URLClassLoader.java:607)
  at java.lang.ClassLoader.loadClassHelper(ClassLoader.java:846)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:825)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:805)
  </code></pre>
  
  <p>Full Stack trace:</p>
  
  <pre><code>com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstallException: InstallSI.ModuleLoader()-&gt;Failed while loading package: /home/contbld2/cruisecontrol/main/bin/sandbox/install/middleware/d_platform_ifc_1030400.jar
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSI.MiddlewareModuleLoader(InstallSI.java:1767)
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSI.PerformInstall(InstallSI.java:920)
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSI.main(InstallSI.java:132)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:95)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55)
  at java.lang.reflect.Method.invoke(Method.java:508)
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSIBootstrapper.instanciateAndRun(InstallSIBootstrapper.java:376)
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSIBootstrapper.instanciateAndRun(InstallSIBootstrapper.java:380)
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSIBootstrapper.doIt(InstallSIBootstrapper.java:192)
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSIBootstrapper.main(InstallSIBootstrapper.java:80)
  &lt;BR&gt;
  Caused by: java.lang.Exception: java.lang.reflect.InvocationTargetException
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSI.MiddlewareModuleLoader(InstallSI.java:1743)
  ... 10 more
  &lt;BR&gt;
  Caused by: java.lang.reflect.InvocationTargetException
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:95)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55)
  at java.lang.reflect.Method.invoke(Method.java:508)
  at com.xxxxxxxxx.yyyyyyyy.install.InstallSI.MiddlewareModuleLoader(InstallSI.java:1740)
  ... 10 more
  &lt;BR&gt;
  Caused by: java.lang.NoClassDefFoundError: sun.io.UnknownCharacterException
  at com.xxxxxxxxx.yyyyyyyy.dmi.visibility.event.AFCDmiVisEventFactory.fireAdminAuditEvent(AFCDmiVisEventFactory.java:631)
  at com.xxxxxxxxx.yyyyyyyy.services.SDI.save(SDI.java:1144)
  at com.xxxxxxxxx.yyyyyyyy.ui.ServiceDefinition.loadDb(ServiceDefinition.java:999)
  at com.xxxxxxxxx.yyyyyyyy.ui.ServiceDefinition.loadDb(ServiceDefinition.java:919)
  at com.xxxxxxxxx.yyyyyyyy.ui.ServiceDefinition.work(ServiceDefinition.java:1135)
  at com.xxxxxxxxx.yyyyyyyy.install.utils.SIICallableImpl.ServiceDefinition(SIICallableImpl.java:47)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.processSDI(ServiceInstall.java:1434)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.doServiceCommonTasks(ServiceInstall.java:1207)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.installService(ServiceInstall.java:994)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.install(ServiceInstall.java:522)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.install(ServiceInstall.java:253)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.installComponents(ServiceInstall.java:611)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.install(ServiceInstall.java:560)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.install(ServiceInstall.java:253)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.installComponents(ServiceInstall.java:611)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.install(ServiceInstall.java:560)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.install(ServiceInstall.java:232)
  at com.xxxxxxxxx.yyyyyyyy.install.module_loader.ServiceInstall.installWithLoader(ServiceInstall.java:282)
  ... 15 more
  &lt;BR&gt;
  Caused by: java.lang.ClassNotFoundException: sun.io.UnknownCharacterException
  at java.net.URLClassLoader.findClass(URLClassLoader.java:607)
  at java.lang.ClassLoader.loadClassHelper(ClassLoader.java:846)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:825)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:805)
  ... 33 more
  </code></pre>
  
  <p>Might be similar to this one, but I see this problem with all databases:
  <a href="https://stackoverflow.com/questions/23801841/connect-to-db2-database-in-eclipse-via-jdbc">Connect to DB2 database in eclipse via jdbc</a></p>