diff -up mono-4.0.1/mcs/class/corlib/System/TimeZoneInfo.cs.than mono-4.0.1/mcs/class/corlib/System/TimeZoneInfo.cs
--- mono-4.0.1/mcs/class/corlib/System/TimeZoneInfo.cs.than	2015-07-06 23:48:54.606585145 +0200
+++ mono-4.0.1/mcs/class/corlib/System/TimeZoneInfo.cs	2015-07-07 01:23:43.226790465 +0200
@@ -479,7 +479,7 @@ namespace System
 			try {
 				return ParseTZBuffer (id, buffer, length);
 			} catch (Exception e) {
-				throw new InvalidTimeZoneException (e.Message);
+				return Utc;
 			}
 		}
 #endif