it happens when you are not putting the exact value.
put your surname as on passport and do not leave space after that or anything you write.
put the exact date of start of and end of program and if specific date is not given then just enter the month and year
do not enter country of birth
below are more instruction
while try linking again today late eve or tomorrow follow these rigid steps.
category: temporary residence.
sub category: study permit and extension.
Application details.
Please select one: Family name, given name & DOB.
Family name: your surname as per passport/application.
Given name: your name as per passport/application.
DOB: As per passport.
Applicant's personal information.
city/town of birth: blank
country/territory of birth: blank.
Passport.
passport no: As per PP
country of issue: India
issued date: As per PP
expiry date: As per PP
info about study in canada.
program start: As per LOA. enter month, date & year three of them.
expected end date: As per LOA. enter month, date & year three of them.
DLI: As per LOA. (starts with letter "O".
hit search for my application.