When one looks at what happended to Gaddafi, it becomes clear that other dictators have no chance of escaping. Do they have advisers or not. Well, if dictators were to be advised, it is better they recognise what is happening now and what happened to others like them. The truth is that those dining and wining with dictators have no care how dictators end. They suck up everything and run away once trouble strikes.
Libyans have reason to bury their dictator in secret location. This not first time that people of certain notriety get buried secretly. See some examples: