The Global Open University Nagaland — need transcripts and migration certificate

Hi, i have completed my graduation bca from global open university and now i plan to pursue post graduation for which i need migration certificate and also need transcripts from university, i have already submitted dd for two copies of transcripts in month of april and also received acknowledgement from university that they have received the dad's but since then did not received any documents or reply on my emails. They also don't answer the university number.

My roll number : bca/006/2007j