diff -r 7fcdc0d3d8d9 -r 04baf6607a44 connectors/LPC/LPCBootObject.py
--- a/connectors/LPC/LPCBootObject.py	Fri Feb 18 12:29:48 2011 +0100
+++ b/connectors/LPC/LPCBootObject.py	Tue Feb 22 14:11:50 2011 +0100
@@ -46,7 +46,9 @@
 
     def MatchMD5(self, MD5):
         res = self.HandleSerialTransaction(CHECKMD5Transaction(MD5))
-        return "".join(res).find('FAILED') == -1
+        if res :
+            return "".join(res).find('FAILED') == -1
+        return False
 
 
     def SetTraceVariablesList(self, idxs):