Nobunaga's Ambition: Sphere of Influence [NPUB31701]

Hello, i am able to load the game however, it freezes at the loading screen after pressing start. Please see log file and guide me if you know how to rectify this.
error: ·F 0:13:39.821948 {PPU[0x1000000] Thread (main_thread) [0x00dc23f8]} VM: Access violation writing location 0x4 (unmapped memory)