i have mailed LVO they sent this e.mail to me
Dear Madam / Sir,
This is in response to your enquiry.
Based on the information you provided, it appears that your application is not in process at our office in London, UK. We regret that we cannot assist applicants who have an application in process at a different visa office.
Please contact the visa office (Islamabad) where your application was sent.
Yours sincerely,
Client Service Unit (CKB)
Immigration and Medical Services Division
High Commission of Canada
38 Grosvenor Street
London W1K 4AA, United Kingdom