والرسالة هي .system package doesnt exist وهذة الرسالة مع كل الاكواد

run:

Exception in thread "main" java.lang.RuntimeException: Uncompilable source code - Erroneous sym type: system.out.println

at javaapplication1.JavaApplication1.main(JavaApplication1.java:20)

C:\Users\boss\AppData\Local\NetBeans\Cache\8.2\executor-snippets\run.xml:53: Java returned: 1

BUILD FAILED (total time: 5 seconds)

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