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Если не работает JAVA апплеты под Win7 в браузере пропишите доп параметры в строке запуска инициализации Java(см.скриншот),в поле “Runtime parametrs” добавьте “-Djava.net.preferIPv4Stack=true” (все без кавычек).Эта проблема касается в основном c Win7 и последней Java 7 из-за проблем с протоколом IPV6.После всех изменений, переоткройте свой браузер и проверьте.
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Problem:
The problem appears when try to start java aplets in browsers (IE,Firefox,Opera…etc).
You will get script error window which contain something like “ClassNotFound…”.
If you will start debug this throw JAVA console You got something like this:
java.lang.ClassNotFoundException: start.jiViewONE.class at sun.plugin2.applet.Applet2ClassLoader.findClass(Unknown Source) at sun.plugin2.applet.Plugin2ClassLoader.loadClass0(Unknown Source) at sun.plugin2.applet.Plugin2ClassLoader.loadClass(Unknown Source) at sun.plugin2.applet.Plugin2ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.plugin2.applet.Plugin2ClassLoader.loadCode(Unknown Source) at sun.plugin2.applet.Plugin2Manager.initAppletAdapter(Unknown Source) at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source) at java.lang.Thread.run(Unknown Source)
If you want clearly understand where the problem you can check you browers by this JAVA test link on official web:
http://www.java.com/en/download/testjava.jsp
And if after that test you will get error like I describe above that is problem on your PC.
Condition:
OS: Win7 or appear,maybe XP.
Browser: anyone
JAVA: Last 7 with any updates.
Howe to resolve the problem:
Start-Control Panel->(Programs)->Java
In Java control Panel go to “Java” tab and click on “View” button, in new windows find stirng like on picture and edit “Runtime parametrs” form, add this
“-Djava.net.preferIPv4Stack=true” and apply changes, after reopen your browser and try java test, i think all should work.
This cause with ipv6 protocol trouble in last Java 7.