[TheToretto]

Код:

if(sscanf(text, "u", text)) return SendClientMessage(playerid, -1, "{a09d7b}SYNTAX: /me [action]");

You are unformatting using the wrong specifier.

Use this:

Код:

if(sscanf(text, "s[128]", text)) return SendClientMessage(playerid, -1, "{a09d7b}SYNTAX: /me [action]");