Index: lldb/examples/python/crashlog.py
===================================================================
--- lldb/examples/python/crashlog.py
+++ lldb/examples/python/crashlog.py
@@ -596,9 +596,11 @@
             image_addr = self.get_used_image(image_id)["base"]
             pc = image_addr + frame_offset
 
-            if "symbol" in json_frame:
-                symbol = json_frame["symbol"]
-                location = int(json_frame["symbolLocation"])
+            if 'symbol' in json_frame:
+                symbol = json_frame['symbol']
+                location = 0
+                if "symbolLocation" in json_frame and json_frame["symbolLocation"]:
+                    location = int(json_frame["symbolLocation"])
                 image = self.images[image_id]
                 image.symbols[symbol] = {
                     "name": symbol,