5/6-string Warwick Alien ABG owners, B-string help

Magnetic (nmg) pickup is not registering on my low (5th/B) string on my Warwick Alien Thinline Deluxe 5-string acoustic bass. I think it's possible that it's defective - is it normal that the fretboard is not flush with the actual neck inside the sound chamber? (See pic) Can anyone please send pictures of the sound hole of your instrument so I can see if mine is normal? Anyone else have this problem?
 
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