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-rw-r--r--util/debug.lua6
1 files changed, 5 insertions, 1 deletions
diff --git a/util/debug.lua b/util/debug.lua
index 2170a6d1..f70e20dd 100644
--- a/util/debug.lua
+++ b/util/debug.lua
@@ -95,7 +95,11 @@ function debug.traceback(thread, message, level)
if level and type(message) ~= "string" then
return nil, "invalid message";
elseif not level then
- level = message or 2;
+ if type(message) == "number" then
+ level, message = message, nil;
+ else
+ level = 2;
+ end
end
message = message and (message.."\n") or "";