This happens in Hotspot Performance Engine JDK1.3.0-R build in SOLARIS.

 When trying to verify the integrated bug 4289162 this bug occurs.

 This error doesnt occur in Win32 Hotspot.

Break point is set in testMethod of the attached java file.
Break point is hit twice instead of only once.

This is reproducable using the debugger demo with the java file
attached.
Compile with -g option.

Steps to reproduce the bug
---------------------------
jdb Test
stop in Test.testMethod()
run
cont
cont
:
till application ends.

Test.java
---------
public class Test {

   public static void main(String args[]){
         testMethod();
   }

   public static void testMethod(){

   int j=0;
   System.out.println("I'am done");
   System.out.println("I'am done");
  
   }
}