diff --git a/lualib/skynet/manager.lua b/lualib/skynet/manager.lua
index 4365d2e2..d2437b54 100644
--- a/lualib/skynet/manager.lua
+++ b/lualib/skynet/manager.lua
@@ -57,8 +57,11 @@ function skynet.forward_type(map, start_func)
 		if prototype then
 			dispatch_message(prototype, msg, sz, ...)
 		else
-			dispatch_message(ptype, msg, sz, ...)
+			local ok, err = pcall(dispatch_message, ptype, msg, sz, ...)
 			c.trash(msg, sz)
+			if not ok then
+				error(err)
+			end
 		end
 	end, true)
 	skynet.timeout(0, function()