It is really hard to wait when your are separated from your loved ones. I wish you best luck and lots of patients.sept 2018 I got nothing , No AIP no DM no Medical request no update
Have you tried to apply for GCSM note?
Because most of September 2018 applicants got their DM and the ones that did not get has some sort of background check in place or some special circumstances that needs to be addressed by senior IRCC officer.
If you apply for GCSM from following address, it may give you more detail about your application:
https://atip-aiprp.apps.gc.ca/atip/