java.lang.UnknownError
java.lang.VirtualMachineError
None
None
JDK 1.0 or later
An UnknownError is thrown when an error of unknown origins is detected in the run-time system.
public class java.lang.UnknownError
             extends java.lang.VirtualMachineError {
  // Constructors
  public UnknownError();
  public UnknownError(String s);
}
This constructor creates an UnknownError with no associated detail message.
The detail message.
This constructor creates an UnknownError with the specified detail message.
| 
 Method  | 
 Inherited From  | 
 Method  | 
 Inherited From  | 
|---|---|---|---|
| 
 clone()  | 
 Object  | 
 equals(Object)  | 
 Object  | 
| 
 fillInStackTrace()  | 
 Throwable  | 
 finalize()  | 
 Object  | 
| 
 getClass()  | 
 Object  | 
 getLocalizedMessage()  | 
 Throwable  | 
| 
 getMessage()  | 
 Throwable  | 
 hashCode()  | 
 Object  | 
| 
 notify()  | 
 Object  | 
 notifyAll()  | 
 Object  | 
| 
 printStackTrace()  | 
 Throwable  | 
 printStackTrace(PrintStream)  | 
 Throwable  | 
| 
 printStackTrace(PrintWriter)  | 
 Throwable  | 
 toString()  | 
 Object  | 
| 
 wait()  | 
 Object  | 
 wait(long)  | 
 Object  | 
| 
 wait(long, int)  | 
 Object  | 
Error, Throwable, VirtualMachineError