I have disabled Firewall and disabled Antivirus but nothing changed.
I run diagnostic and i found file with result:
2017-03-10 16:04:59.6664|Error in DeathByCaptcha.GetBalance|System.Net.WebException: The server committed a protocol violation. Section=ResponseStatusLine
w System.Net.HttpWebRequest.GetResponse()
w ZennoLab.DeathByCaptcha.ApiCaller.Call(String method, Byte[] data, String contentType)
w ZennoLab.DeathByCaptcha.Client.GetBalance()
w ZennoLab.DeathByCaptcha.DeathByCaptchaRecognizer.GetBalance()
2017-03-10 16:07:43.1355|Error in DeathByCaptcha.GetBalance|System.Net.WebException: The server committed a protocol violation. Section=ResponseStatusLine
w System.Net.HttpWebRequest.GetResponse()
w ZennoLab.DeathByCaptcha.ApiCaller.Call(String method, Byte[] data, String contentType)
w ZennoLab.DeathByCaptcha.Client.GetBalance()
w ZennoLab.DeathByCaptcha.DeathByCaptchaRecognizer.GetBalance()
2017-03-10 16:11:15.8091|Error in DeathByCaptcha.GetBalance|System.Net.WebException: The server committed a protocol violation. Section=ResponseStatusLine
w System.Net.HttpWebRequest.GetResponse()
w ZennoLab.DeathByCaptcha.ApiCaller.Call(String method, Byte[] data, String contentType)
w ZennoLab.DeathByCaptcha.Client.GetBalance()
w ZennoLab.DeathByCaptcha.DeathByCaptchaRecognizer.GetBalance()
2017-03-10 16:21:45.3826|Error in DeathByCaptcha.GetBalance|System.Net.WebException: The server committed a protocol violation. Section=ResponseStatusLine
w System.Net.HttpWebRequest.GetResponse()
w ZennoLab.DeathByCaptcha.ApiCaller.Call(String method, Byte[] data, String contentType)
w ZennoLab.DeathByCaptcha.Client.GetBalance()
w ZennoLab.DeathByCaptcha.DeathByCaptchaRecognizer.GetBalance()
2017-03-10 16:21:52.4620|Error in DeathByCaptcha.GetBalance|System.Net.WebException: The server committed a protocol violation. Section=ResponseStatusLine
w System.Net.HttpWebRequest.GetResponse()
w ZennoLab.DeathByCaptcha.ApiCaller.Call(String method, Byte[] data, String contentType)
w ZennoLab.DeathByCaptcha.Client.GetBalance()
w ZennoLab.DeathByCaptcha.DeathByCaptchaRecognizer.GetBalance()
2017-03-10 16:25:20.7940|Error in DeathByCaptcha.GetBalance|System.Net.WebException: The server committed a protocol violation. Section=ResponseStatusLine
w System.Net.HttpWebRequest.GetResponse()
w ZennoLab.DeathByCaptcha.ApiCaller.Call(String method, Byte[] data, String contentType)
w ZennoLab.DeathByCaptcha.Client.GetBalance()
w ZennoLab.DeathByCaptcha.DeathByCaptchaRecognizer.GetBalance()