diff --git a/show_unicode_name.py b/show_unicode_name.py
index 7459083..549a3dc 100644
--- a/show_unicode_name.py
+++ b/show_unicode_name.py
@@ -10,5 +10,13 @@ def on_activated(self, view):
         self.show_unicode(view)
 
     def show_unicode(self, view):
-        selected = view.substr(view.sel()[0].a)
-        view.set_status('a-ned-unicode', "U+{0:0>4X} #{0} {1}".format(ord(selected), unicodedata.name(selected, selected.encode('unicode_escape').decode('utf-8')).title()))
+        regions = view.sel()
+        if len(regions) > 0:
+            selected = view.substr(regions[0].a)
+            view.set_status(
+                'a-ned-unicode',
+                "U+{0:0>4X} #{0} {1}".format(
+                    ord(selected),
+                    unicodedata.name(selected, selected.encode('unicode_escape').decode('utf-8')).title()
+                )
+            )