Hi!

Everytime, I try to install JDownloader 2, the installation process crashes and produces the following error log:

Exception:

org.appwork.updatesys.transport.TransportException: java.lang.NullPointerException
at org.appwork.updatesys.client.UpdateClient.get(UpdateClient.java:654)
at org.appwork.updatesys.client.UpdateClient.updateUID(UpdateClient.java:1769)
at org.appwork.updatesys.client.UpdateClient.runUpdateCheck(UpdateClient.java:1710)
at org.appwork.install4j.updatesys.Webinstaller.installByID(Webinstaller.java:180)
at org.appwork.install4j.updatesys.Webinstaller.install(Webinstaller.java:147)
at com.install4j.runtime.installer.InstallerContextImpl$2.fetchValue(Unknown Source)
at com.install4j.runtime.installer.helper.comm.actions.FetchObjectAction.execute(Unknown Source)
at com.install4j.runtime.installer.helper.comm.HelperCommunication.executeActionDirect(Unknown Source)
at com.install4j.runtime.installer.helper.comm.HelperCommunication.executeActionInt(Unknown Source)
at com.install4j.runtime.installer.helper.comm.HelperCommunication.executeActionChecked(Unknown Source)
at com.install4j.runtime.installer.helper.comm.HelperCommunication.fetchObjectChecked(Unknown Source)
at com.install4j.runtime.installer.InstallerContextImpl.performActionIntStatic(Unknown Source)
at com.install4j.runtime.installer.InstallerContextImpl.performActionInt(Unknown Source)
at com.install4j.runtime.installer.ContextImpl.performAction(Unknown Source)
at com.install4j.runtime.installer.controller.Controller.executeActions(Unknown Source)
at com.install4j.runtime.installer.controller.Controller.handleCommand(Unknown Source)
at com.install4j.runtime.installer.controller.Controller.start(Unknown Source)
at com.install4j.runtime.installer.Installer.runInProcess(Unknown Source)
at com.install4j.runtime.installer.Installer.main(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.exe4j.runtime.LauncherEngine.launch(Unknown Source)
at com.exe4j.runtime.WinLauncher.main(Unknown Source)
at com.install4j.runtime.launcher.WinLauncher.main(Unknown Source)
Caused by: java.lang.NullPointerException
at java.awt.EventQueue.getCurrentEventImpl(Unknown Source)
at java.awt.EventQueue.getCurrentEvent(Unknown Source)
at javax.swing.JComboBox.fireActionEvent(Unknown Source)
at javax.swing.JComboBox.setSelectedItem(Unknown Source)
at javax.swing.JComboBox.setSelectedIndex(Unknown Source)
at org.appwork.utils.swing.dialog.ProxyDialog.set(ProxyDialog.java:186)
at org.appwork.utils.swing.dialog.ProxyDialog.layoutDialogContent(ProxyDialog.java:147)
at org.appwork.utils.swing.dialog.AbstractDialog._init(AbstractDialog.java:266)
at org.appwork.utils.swing.dialog.AbstractDialog.displayDialog(AbstractDialog.java:460)
at org.appwork.utils.swing.dialog.Dialog$1.edtRun(Dialog.java:496)
at org.appwork.utils.swing.EDTHelper.run(EDTHelper.java:90)
at java.awt.event.InvocationEvent.dispatch(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$200(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)

System properties:

java.runtime.name=Java(TM) SE Runtime Environment
exe4j.moduleName=E:\Users\Christoph\Desktop\JDownloader2Setup.exe
exe4j.semaphoreName=Local\e:_users_christoph_desktop_jdownloader2setup.exe
sun.boot.library.path=c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\bin
java.vm.version=23.7-b01
java.vm.vendor=Oracle Corporation
java.vendor.url=http://java.oracle.com/
exe4j.consoleCodepage=cp0
path.separator=;
java.vm.name=Java HotSpot(TM) Client VM
file.encoding.pkg=sun.io
user.country=AT
user.script=
sun.os.patch.level=
install4j.exeDir=E:\Users\Christoph\Desktop\
java.vm.specification.name=Java Virtual Machine Specification
user.dir=C:\Users\CHRIST~1\AppData\Local\Temp\e4jFE7.tmp_dir1365168445
java.runtime.version=1.7.0_13-b20
java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment
java.endorsed.dirs=c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\lib\endorsed
os.arch=x86
java.io.tmpdir=C:\Users\CHRIST~1\AppData\Local\Temp\
line.separator=

java.vm.specification.vendor=Oracle Corporation
user.variant=
exe4j.tempDir=C:\Users\CHRIST~1\AppData\Local\Temp\e4jFE7.tmp_dir1365168445
os.name=Windows 8
proxySet=false
sun.java2d.noddraw=true
sun.jnu.encoding=Cp1252
java.library.path=C:\Program Files\Common Files\Microsoft Shared\Microsoft Online Services;C:\Program Files (x86)\Common Files\Microsoft Shared\Microsoft Online Services;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShe ll\v1.0\;D:\Program Files\ATI Technologies\ATI.ACE\Core-Static;C:\Program Files (x86)\Calibre2\;C:\Program Files (x86)\QuickTime\QTSystem\;c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\bin
sun.awt.enableExtraMouseButtons=true
java.specification.name=Java Platform API Specification
java.class.version=51.0
sun.management.compiler=HotSpot Client Compiler
exe4j.isInstall4j=true
os.version=6.2
user.home=E:\Users\Christoph
user.timezone=Europe/Berlin
java.awt.printerjob=sun.awt.windows.WPrinterJob
file.encoding=Cp1252
java.specification.version=1.7
java.class.path=C:\Users\CHRIST~1\AppData\Local\Temp\e4jFE7.tmp_dir1365168445\i4jruntime.jar;C:\User s\CHRIST~1\AppData\Local\Temp\e4jFE7.tmp_dir1365168445\user.jar;C:\Users\CHRIST~1\AppData\Local\Temp \e4jFE7.tmp_dir1365168445\platform.zip;C:\Users\CHRIST~1\AppData\Local\Temp\e4jFE7.tmp_dir1365168445 \user\JDownloader.jar;C:\Users\CHRIST~1\AppData\Local\Temp\e4jFE7.tmp_dir1365168445\user\proxyVole.j ar;;C:\Users\Christoph\AppData\Local\Temp\e4jFE7.tmp_dir1365168445\jre\lib\deploy.jar;C:\Users\Chris toph\AppData\Local\Temp\e4jFE7.tmp_dir1365168445\jre\lib\plugin.jar
user.name=Christoph
java.vm.specification.version=1.7
sun.java.command=E:\Users\Christoph\Desktop\JDownloader2Setup.exe
java.home=c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre
sun.arch.data.model=32
exe4j.launchName=E:\Users\Christoph\Desktop\JDownloader2Setup.exe
user.language=de
java.specification.vendor=Oracle Corporation
awt.toolkit=sun.awt.windows.WToolkit
java.vm.info=mixed mode
exe4j.unextractedPosition=32107216
java.version=1.7.0_13
java.ext.dirs=c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\lib\ext;C:\Windows\S un\Java\lib\ext
sun.boot.class.path=c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\lib\resources. jar;c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\lib\rt.jar;c:\users\christ~1\a ppdata\local\temp\e4jfe7.tmp_dir1365168445\jre\lib\sunrsasign.jar;c:\users\christ~1\appdata\local\te mp\e4jfe7.tmp_dir1365168445\jre\lib\jsse.jar;c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365 168445\jre\lib\jce.jar;c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\lib\charset s.jar;c:\users\christ~1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\lib\jfr.jar;c:\users\christ~ 1\appdata\local\temp\e4jfe7.tmp_dir1365168445\jre\classes
install4j.appDir=C:\Users\Christoph\AppData\Local\Temp\
java.vendor=Oracle Corporation
file.separator=\
java.vendor.url.bug=**External links are only visible to Support Staff** sun.io.unicode.encoding=UnicodeLittle
sun.cpu.endian=little
install4j.systemLanguage=de
sun.desktop=windows
awuhome.jdinstall=C:\Users\CHRIST~1\AppData\Local\Temp\_jdinstall
sun.cpu.isalist=pentium_pro+mmx pentium_pro pentium+mmx pentium i486 i386 i86

What can I do to get the installtion done?

Tanks for your help.

Regards,
Chris