ما حل هذا الخطأ الذي يظهر بعد تثبيت برنامج Netbeans

run: java.lang.SecurityException: Prohibited package name: java.za at 
java.lang.ClassLoader.preDefineClass(ClassLoader.java:662) at 
java.lang.ClassLoader.defineClass(ClassLoader.java:761) at 
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at 
java.net.URLClassLoader.defineClass(URLClassLoader.java:467) at 
java.net.URLClassLoader.access$100(URLClassLoader.java:73) at 
java.net.URLClassLoader$1.run(URLClassLoader.java:368)     at 
java.net.URLClassLoader$1.run(URLClassLoader.java:362)     at 
java.security.AccessController.doPrivileged(Native Method)     at 
java.net.URLClassLoader.findClass(URLClassLoader.java:361)     at 
java.lang.ClassLoader.loadClass(ClassLoader.java:424)     at 
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)     at 
java.lang.ClassLoader.loadClass(ClassLoader.java:357)     at 
sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:495)
Error: A JNI error has occurred, please check your installation and try again Exception in thread "main" C:\Users\Zahraa\AppData\Local\NetBeans\Cache\8.2\executor-snippets\run.xml:53:
Java returned: 1 BUILD FAILED (total time: 0 seconds)