More silly cut and paste errors

Change-Id: I313e95cd487611b7b7545dfd108209353408be03
diff --git a/drivers/CiscoSX300.py b/drivers/CiscoSX300.py
index 39b81d4..407fd1c 100644
--- a/drivers/CiscoSX300.py
+++ b/drivers/CiscoSX300.py
@@ -371,7 +371,7 @@
         except (pexpect.EOF, pexpect.TIMEOUT):
             # Something went wrong; logout, log in and try again!
             print "PEXPECT FAILURE, RECONNECT"
-            raise PExpectError("_cli failed on %s" % text)
+            raise PExpectError("_read_long_output failed")
         except:
             print "prompt is \"%s\"" % prompt
             raise