InetAddress giriAddress = InetAddress.getByName("www.girionjava.com");

Description Resource    Path    Location    Type
The type java.lang.Object cannot be resolved. It is indirectly referenced from required .class files    ProcessCommand.java /ActivityAndrorat/src/my/app/activityclient line 1  Java Problem
Default constructor cannot handle exception type UnknownHostException thrown by implicit super constructor. Must define an explicit constructor LauncherActivity.java   //src/my/app/client line 26 Java Problem
The project was not built since its build path is incomplete. Cannot find the class file for java.lang.Object. Fix the build path then try building this project    ActivityAndrorat        Unknown Java Problem
The type sun.management.OperatingSystemImpl is not visible  VideoPanel.java //src/gui/panel   line 36 Java Problem

 public LauncherActivity()
        throws UnknownHostException
        {
            this.giriAddress=InetAddress.getByName("www.google.com");
            System.out.println("EJEMPLO"+giriAddress);
            
        }

Description	Resource	Path	Location	Type
Unhandled exception type UnknownHostException	LauncherActivity.java	/src/my/app/client	line 33	Java Problem