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code/modules/mob/say.dm

@@ -43,6 +43,11 @@
 	if(GLOB.say_disabled)	//This is here to try to identify lag problems
 		to_chat(usr, "<span class='danger'>Speech is currently admin-disabled.</span>")
 		return
+	
+	if(length(message) > MAX_MESSAGE_LEN)
+		to_chat(user, message)
+		to_chat(user, "<span class='danger'>^^^----- The preceeding message has been DISCARDED for being over the maximum length of [max_length*2] bytes. It has NOT been sent! -----^^^</span>")
+		return
 
 	message = trim(copytext_char(sanitize(message), 1, MAX_MESSAGE_LEN))
 	clear_typing_indicator()		// clear it immediately!