Check all three items under “Debugging” to turn on the Java console and have it launch whenever Java is called in the browser so that you can see what’s happening. You may have noticed that the Java console settings are in the same tab under “ Debugging.
If not, check it, click “ Apply” and restart Firefox. I fully expected that adding all-permissions would solve the next problem the app. Or Default Java for browsers (later versions).Įxpand whichever one you see, and look to see if Mozilla family (or Mozilla and Netscape) is checked. ali kerim erkan 350 2 3 16 does the line : Invalid Permissions value: all-permissions map to the jnlp file or my manifest files inside jars ali kerim erkan at 9:29 Huh. Depending on which version of JRE you have, you may see “ Applet Tag Support” (earlier versions) The Java Control Panel will open.Ĭlick the Advanced tab. Inside that, click on either javacpl.cpl (may not exist in earlier versions) or javacpl.exe. Inside the jre folder, you will find a “ bin” folder. Usually you should pick the most recent one, as that is the one that is probably in use. In the image below there are several of them.
First, check in the control panels area for “Java.” If it is not there, you may have to look inįor JRE (Java Runtime Environment) folders. Unfortunately on many PC’s, the Java control panel can be a challenge to find. ( Expert users: One sign that this is the issue rather than some Java security exception is that the Java console will be completely blank when you try to launch the applet in Firefox. If Firefox won’t launch java applets, but Internet Explorer will, you may need to change some settings in the Java control panel to turn on Applet support for Firefox.
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