'A political answer needs to be found for the personalities and leaders within the party.'

He said the ROS decision would not affect Murugiah's position in the cabinet.

Founded in 1953, The People's Progressive Party is one of the constituent members of the ruling National Front (Barisan Nasional). It is a multi-racial party, but 48 percent of its members are ethnic Indians.

Indians number about two million and form eight percent of Malaysia's 28 million population.