diff --git a/qubesmanager/main.py b/qubesmanager/main.py
index c6b80bc..36b711c 100755
--- a/qubesmanager/main.py
+++ b/qubesmanager/main.py
@@ -1382,14 +1382,28 @@ def handle_exception( exc_type, exc_value, exc_traceback ):
     filename = os.path.basename( filename )
     error    = "%s: %s" % ( exc_type.__name__, exc_value )
 
-    QMessageBox.critical(None, "Houston, we have a problem...",
-                         "Whoops. A critical error has occured. This is most likely a bug "
-                         "in Qubes Manager.<br><br>"
-                         "<b><i>%s</i></b>" % error +
-                         "at <b>line %d</b> of file <b>%s</b>.<br/><br/>"
-                         % ( line, filename ))
+    strace = ""
+    stacktrace = traceback.extract_tb( exc_traceback )
+    while len(stacktrace) > 0:
+        (filename, line, func, txt) = stacktrace.pop()
+        strace += "----\n"
+        strace += "line: %s\n" %txt
+        strace += "func: %s\n" %func
+        strace += "line no.: %d\n" %line
+        strace += "file: %s\n" %filename
+
+    msg_box = QMessageBox()
+    msg_box.setDetailedText(strace)
+    msg_box.setIcon(QMessageBox.Critical)
+    msg_box.setWindowTitle( "Houston, we have a problem...")
+    msg_box.setText("Whoops. A critical error has occured. This is most likely a bug "
+                    "in Qubes Manager.<br><br>"
+                    "<b><i>%s</i></b>" % error +
+                    "<br/>at line <b>%d</b><br/>of file %s.<br/><br/>"
+                    % ( line, filename ))
+    
+    msg_box.exec_()
 
-    #sys.exit(1)
 
 def main():
 
diff --git a/qubesmanager/settings.py b/qubesmanager/settings.py
index 470d6fd..e21aff3 100644
--- a/qubesmanager/settings.py
+++ b/qubesmanager/settings.py
@@ -630,12 +630,27 @@ def handle_exception( exc_type, exc_value, exc_traceback ):
     filename = os.path.basename( filename )
     error    = "%s: %s" % ( exc_type.__name__, exc_value )
 
-    QMessageBox.critical(None, "Houston, we have a problem...",
-                         "Whoops. A critical error has occured. This is most likely a bug "
-                         "in Qubes VM Settings application.<br><br>"
-                         "<b><i>%s</i></b>" % error +
-                         "at <b>line %d</b> of file <b>%s</b>.<br/><br/>"
-                         % ( line, filename ))
+    strace = ""
+    stacktrace = traceback.extract_tb( exc_traceback )
+    while len(stacktrace) > 0:
+        (filename, line, func, txt) = stacktrace.pop()
+        strace += "----\n"
+        strace += "line: %s\n" %txt
+        strace += "func: %s\n" %func
+        strace += "line no.: %d\n" %line
+        strace += "file: %s\n" %filename
+
+    msg_box = QMessageBox()
+    msg_box.setDetailedText(strace)
+    msg_box.setIcon(QMessageBox.Critical)
+    msg_box.setWindowTitle( "Houston, we have a problem...")
+    msg_box.setText("Whoops. A critical error has occured. This is most likely a bug "
+                    "in Qubes Manager.<br><br>"
+                    "<b><i>%s</i></b>" % error +
+                    "<br/>at line <b>%d</b><br/>of file %s.<br/><br/>"
+                    % ( line, filename ))
+    
+    msg_box.exec_()
 
 
 def main():