static extern bool WinHttpCloseHandle(IntPtr hInternet);

Declare Function WinHttpCloseHandle Lib "winhttp.dll" (ByVal hInternet As IntPtr) As Boolean

ERROR_WINHTTP_LOGIN_FAILURE - The login attempt failed. When this error is encountered, close the request handle with WinHttpCloseHandle. A new request handle must be created before retrying the function that originally produced this error.