I also set the action elevation type to Elevate to maximum available privileges since i want to extract the files in the installation directory in the programs-folder. 'The install4j wizard could not find a Java(TM) Runtime Environment on your system. Note that we're in the uninstaller, not the installer, but the exception complains about casting an UninstallerHelperContextImpl to an InstallerContext. cannot be cast to .InstallerContextĪt .(AbstractZipFileAction.java:89)Īt .(AbstractZipFileAction.java:79)Īt .(SystemInstallOrUninstallAction.java:35)Īt .ContextImpl$7.executeAction(ContextImpl.java:1670)Īt .ContextImpl$7.fetchValue(ContextImpl.java:1659)Īt .ContextImpl$7.fetchValue(ContextImpl.java:1656)Īt .execute(FetchObjectAction.java:14)Īt .(HelperCommunication.java:367)Īt .$200(HelperCommunication.java:33)Īt .$1.run(HelperCommunication.java:98)` «The instal4j wizard could not find a Java Runtime Environment on your system.» When I tried to locate it I got this : «No JVM could be found on your system, please define EXE4JJAVAHOME to point. But when I try to install it, it says that the install4j wizard could not find Java on my system, and when I. I thought I had read that the MS download included the right. And I also downloaded the World Painter for 圆4. If your installers should not install any files, you can remove that. You might want to have someone verify this, but the last I heard, you need Java 1.5 (aka version 5). Also you do not need to register for an account with them - just right click on the green download button and select save as. 3 C.1 Installer modes C.2 Command line options C.3 Response files C.4 JRE search. Though I did need to get an archived version of Java from oracle. Property zipFile: īut the execution cancels immediately with a ClassCastException (stack trace from the error log). : . cannot be cast to .InstallerContext Update: I was an idiot and was using Java 1.8 instead of Java 10+. I installed java from the link provided in the troubleshooter instead, and pointed the cytoscape installer to this folder, and it solved the problem.
'The install4j wizard could not find a Java(TM) Runtime. Property destinationRoot: Installation directory OK, so first I installed Java because I did not have it at all - I am certain, I verified to make sure because I just recently did a Windows 10 OS 'refresh / reinstall' and signed up for their 'Insiders Program' and everything, just to make sure I always have an updated, secure system. I dont see any Wizard of install4j windows on the bar or other tasks. So i created a ExtractZipFileAction with the following options: Property mode: 644 For the uninstaller of our application, i need to get a version from one of our JAR files.
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