Two lines for Box 15, both for NJ, but Employer's state ID are different, One line is blank in Box 16

it looks like this:

15 State  |  Employer's state ID No.  |  16 State wages, tips, etc  | 17 State Income 

      NJ          *Numbers are here*                    15,097.86                       213.06

      NJ                    FLI                                                                             15.09

Not sure if I just input the information as its presented