Help needed with KPN Prepaid activation in Pakistan

HELLO KPN MONDERATORS I BOUGHT A KPN PREPAID SIM IN THE NETHERLAND. I I DID NOT ACTIVE  IT NL BEFORE TRAVLING. NOW I AM PAKISTAN AND I CANNOT LOG IN TO THE KPN PREPAID APP I GET ERROR WHEN TRING TO RECIVE SMS CODE . CAN YOU PLEASE ACTIVATE MY SIM INTERNATIONAL ROMANING…