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i have 3 Drop down List in html page how can i scrap these drop down each time i select the first it fill the second but when i select the second and use fiddler to follow i find it gets error 505 because view state always change every time in selected item changed how can i solve this problem correctly ?? i am using scrappy sharp and some times html agility if i need that

What I have tried:

<dropdownlist id="1">
<dropdownlist id="2">
<dropdownlist id="3">
Updated 22-Dec-16 20:51pm

1 solution

That error is there to stop people from doing precisely what you're trying to do - submit the form with unknown / invalid values.

Unless you can get the site owners to cooperate, there's nothing you can do to avoid this.
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