--- org/python/core/PyException.java	2004-08-18 13:30:27.000000000 -0500
+++ /home/deepak/ddroid/src/external/PyException.java	2004-08-18 13:27:19.000000000 -0500
@@ -16,15 +16,17 @@
      * The python exception class (for class exception) or
      * identifier (for string exception).
      */
-    public PyObject type;
+    transient public PyObject type;
 
     /**
      * The exception instance (for class exception) or exception
      * value (for string exception).
      */
-    public PyObject value = Py.None;
+    transient public PyObject value = Py.None;
+
+    transient public PyTraceback traceback;
+    public String stackTraceString = null;
 
-    public PyTraceback traceback;
     private boolean instantiated=false;
 
     public void instantiate() {
@@ -68,6 +70,7 @@
         if (frame != null && frame.tracefunc != null) {
             frame.tracefunc = frame.tracefunc.traceException(frame, this);
         }
+        this.stackTraceString = this.toString();
     }
 
     public PyException(PyObject type, String value) {
@@ -78,6 +81,7 @@
         this.type = type;
         this.value = value;
         this.traceback = traceback;
+        this.stackTraceString = this.toString();
     }
 
     private boolean printingStackTrace = false;
@@ -92,7 +96,13 @@
         } else {
             try {
                 printingStackTrace = true;
-                Py.displayException(type, value, traceback, new PyFile(s));
+                if ((type == null) || (value == null) || (traceback == null)) {
+                    s.println(this.stackTraceString);
+                    s.flush();
+                }
+                else {
+                    Py.displayException(type, value, traceback, new PyFile(s));
+                }
             } finally {
                 printingStackTrace = false;
             }