startup error java help please

help my I want to exit recovery iphone 4 Because I’ve

Enable iOS 7 without the SIM card – iPhone 4

When using the program tinyumbrella

java.lang.NullPointerException
at com.semaphore.util.plist.PElementAdapter.get(PElem entAdapter.java:25)
at com.semaphore.util.plist.PList.get(PList.java:25)
at com.semaphore.util.plist.PElementAdapter.getPath(P ElementAdapter.java:31)
at com.semaphore.TinyLoader.findLibs(TinyLoader.java: 78)
at com.semaphore.TinyLoader.main(TinyLoader.java:37)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Nativ e Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknow n Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Un known Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.exe4j.runtime.LauncherEngine.launch(Unknown Source)
at com.exe4j.runtime.WinLauncher.main(Unknown Source)