Diagnosis
The old IC number entered did not have a length of 8 digits.
The format of the old IC number for those born before 1965 is:
X9(7), where X can have the values A - West Malaysia
H - Sabah
K - Sarawak
For those born after 1965, the prefix is to be left blank.
_9(7)

System Response
Error

Procedure
Please check the number again and enter in the format shown above.