diff -r d2406f0ce8a5 -r 3421dfaa8188 plugins/mod_storage_sql.lua
--- a/plugins/mod_storage_sql.lua	Fri Jun 03 00:57:25 2011 +0100
+++ b/plugins/mod_storage_sql.lua	Fri Jun 03 05:34:22 2011 +0100
@@ -108,6 +108,8 @@
 					end
 				end
 				repeat until not stmt:fetch();
+			else
+				module:log("error", "Failed to upgrade database schema, please see http://prosody.im/doc/mysql for help");
 			end
 		end
 	end