diff --git a/lib/core/common.py b/lib/core/common.py
index 970e8f1ea..7ee7a565e 100755
--- a/lib/core/common.py
+++ b/lib/core/common.py
@@ -1263,6 +1263,8 @@ def parseTargetUrl():
 
     try:
         _ = conf.hostname.encode("idna")
+    except LookupError:
+        _ = conf.hostname
     except UnicodeError:
         _ = None