The 'idnumbers' property on 'xxx' could not be set to a 'System.Double' value. You must set this property to a non-null value of type 'System.Int64'.

Question

I added a new attribute/column on my register form for an id number/social security number....... now bare in mind this is a 13 digit number and it gives me this error....... Please Assist.My Model My DB Design

Don't post images of code, post your actual code please. – DavidG Apr 13 '17 at 11:25 — DavidG, Apr 13 '17 at 11:25

score -1 · Answer 1 · answered Apr 13 '17 at 11:28

Whilst it is a social security 'number', in this case it should probably be treated as a string. Numbers are more suited to things you calculate with. In your case it is a 'unique identifier' and you will never (for example), divide it by 2, or average several SSNs together (hopefully).

The 'idnumbers' property on 'xxx' could not be set to a 'System.Double' value. You must set this property to a non-null value of type 'System.Int64'.

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