 Art historian Hermann Goetz speculated that Bappa Rawal served the Kashmiri king Lalitaditya as a vassal, and died fighting in the latter's Central Asian campaigns.Multiple gold coins, bearing the Nagari legend "Shri Voppa" or "Shri Vopparaja" have been attributed to Bappa Rawal.However, the identification of Voppa or Vopparaja with Bappa Rawal is disputed.