You may contact us via the enquiry form with the screenshot of the error message and the following details for further assistance:-

a) Applicant’s Full Name;
b) Applicant’s Date of Birth;
c) Applicant’s Passport Number;
d) Applicant’s FIN (if any);
e) Application Reference Number (if any);
f) Sponsor’s NRIC (if any); &
g) Contact Number.

This information is sourced from ICA