+1(514) 937-9445 or Toll-free (Canada & US) +1 (888) 947-9445
The link I posted is the instructions to link your application to an account. Try to follow those instructions.
 
Apparently the "intimation" sentence appears in rejection letters from India. You may be okay, it may be a standard line. T
 
can i check the status of application through this link
The best way to understand the reason of rejection is by ordering your gcms notes.
It takes 30 days, but in temporary residence case, you might get it in 20-25 days. After you get your notes you should apply again accordingly.
This is the best way to go for it.
For you convience order your notes here.
 
first application got rejected under subsection 16(1) of IRPA
So the reason is the same, you missed telling them about your refusal.
here is the section for you.
16 (1) A person who makes an application must answer truthfully all questions put to them for the purpose of the examination and must produce a visa and all relevant evidence and documents that the officer reasonably requires.