are you using an android device? if yes, punta ka sa settings>apps>messages/messaging
then sa bandang baba meron dyan permissions, (this app may charge you money, etc)
change it to Ask or Always Allow
Since 2 years have passed since the last reply in this thread, I am locking it to prevent necroposting. Feel free to start a new thread or contact any forum staff if you want this to be reopened.