cannot open sdrsharp

Can anyone help me out ? everytime i try to open SDR# appear this message i already installed everything, Zadig, .NET and it keeps like this.

I installed the sdrsharp program following the instructions in the Quick Start Guide from rtl-sdr.com. However, when I click on the sdrsharp.exe to open the program I get the following message: Windows cannot open file. To open file windows needs to know what program you want to use to open...