Biomateric device connection error

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C#

ASP.NET

Hello

I am getting erorr on application connection error on zkemkeeper library code with biomateric device

while debuging , the application close the code on this line with browser close and visual studio running process also close.

axCZKEM1.Connect_Net(txtIP, Convert.ToInt32(txtPort))

What I have tried:

this strange issue appearing on one pc only, all others working fine. the device model is <pre>zk uface800