diff --git a/gunicorn/workers/base.py b/gunicorn/workers/base.py
index f321dd2d..f97d923c 100644
--- a/gunicorn/workers/base.py
+++ b/gunicorn/workers/base.py
@@ -251,6 +251,8 @@ class Worker(object):
         else:
             if hasattr(req, "uri"):
                 self.log.exception("Error handling request %s", req.uri)
+            else:
+                self.log.exception("Error handling request (no URI read)")
             status_int = 500
             reason = "Internal Server Error"
             mesg = ""