Question

网页中的我的小程序无法打开，Java插件无响应，Chrome冻结了。我是Java Web Services的新手。任何帮助将不胜感激。

Java Plug-in 10.55.2.14
Using JRE version 1.7.0_55-b14 Java HotSpot(TM) Client VM
User home directory = 
----------------------------------------------------
c:   clear console window
f:   finalize objects on finalization queue
g:   garbage collect
h:   display this help message
l:   dump classloader list
m:   print memory usage
o:   trigger logging
q:   hide console
r:   reload policy configuration
s:   dump system and deployment properties
t:   dump thread list
v:   dump thread stack
x:   clear classloader cache
0-5: set trace level to <n>
----------------------------------------------------
cache: Initialize resource manager: com.sun.deploy.cache.ResourceProviderImpl@15b758
java.lang.NullPointerException
    at sun.awt.SunToolkit.getSystemEventQueueImplPP(Unknown Source)
    at sun.awt.SunToolkit.getSystemEventQueueImplPP(Unknown Source)
    at sun.awt.SunToolkit.getSystemEventQueueImpl(Unknown Source)
    at java.awt.Toolkit.getEventQueue(Unknown Source)
    at java.awt.EventQueue.invokeLater(Unknown Source)
    at sun.awt.windows.WToolkit.windowsSettingChange(Unknown Source)
    at sun.awt.windows.WToolkit.eventLoop(Native Method)
    at sun.awt.windows.WToolkit.run(Unknown Source)
basic: Added progress listener: sun.plugin.util.ProgressMonitorAdapter@7544a6
security: Expected Main URL: http://soemething/applet.jar
basic: Plugin2ClassLoader.addURL parent called for http://soemething/applet.jar
security: Blacklist revocation check is enabled
security: blacklist: created: NEED_LOAD, lastModified: 1397750579401
security: blacklist: hasBeenModifiedSince 1397750579477 (we have 1397750579401)
security: Trusted libraries list check is enabled
network: Cache entry found [url: http://soemething/applet.jar, version: null] prevalidated=false/0
cache: Adding MemoryCache entry: http://soemething/applet.jar
cache: Resource http://soemething/applet.jar has expired.

Answer 1

在7u25之后调用NullPointerException时，有许多关于EventQueue.invokeLater()的已知错误。其中一些是：

8017776，固定在8和backported到7u60（b01）。
8019274。尝试的修复程序包括this solution。

如果8017776的修复程序没有，那么8019274的修复程序可能对您有帮助。

Applet无法运行并且在Chrome中崩溃了7u55插件，Firefox和IE工作正常

1 个答案: