XMC4500 Running Code from PSRAM??

Hi,
I am working on XMC4500 my Goal is i want to execute the Program from PSRAM for that i taken and Led Blink code and converted it to arraybuffer format and wrote into PSRAM,
and now i tried to update the PC with PSRAM base address but it won't update in fact it throws the bus fault error, how could i achive to run the code from PSRAM??

Thanks and Regards,
Harshan.