Problem with text box value in form

I have two forms where in first form i have options for second form. In first form i have a text box and its value is copied to second form using this code

Code:

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=Forms![FirstForm]![Counter]

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but when i open second form using button in first form the vba message that counter value is empty. I used vba if code in second form on counter

Code:

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if counter.value = 1 then

solo.visible = true

end if

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Please Help Me.

Problem with text box value in form