I already link mine and my husband paperbased app to cic online system but m problem is I cannot link my two kids application. I tried all but it is still not. They are 5 and 7 yrs old under study permit. When I tried to click TRV for category then sub category is Study permit and extension, it's asking me the DLI but we do not have that since they are graders. Whay should I do. Please help me. Thank you