The NULL display is controlled by SET NULLDISPLAY settings and .NullDisplay property. You have to set .NullDisplay=" " to suppress display of NULL.
The 'Z' format affects dispaly of 0 value only.

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>Actually I'm not -confusing zero and null's that is- that's the problem.
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>The rowsource of the textbox is of type integer, and even though the value in the table is null it appears as if it's zero.
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>Your suggestion solves the problem of course.
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>Have a nice christmas!
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