One or more errors occurred.System.NullReferenceException: Object reference not set to an instance of an object.
at System.Net.Http.Headers.HttpHeaderParser.ToString(Object value)
at System.Net.Http.Headers.HttpHeaders.ReadStoreValues[T](String[] values, Object storeValue, HttpHeaderParser parser, T exclude, Int32& currentIndex)
at System.Net.Http.Headers.HttpHeaders.GetValuesAsStrings(HeaderStoreItemInfo info, Object exclude)
at System.Net.Http.Headers.HttpHeaders.GetHeaderString(HeaderStoreItemInfo info, Object exclude)
at System.Net.Http.Headers.HttpHeaders.d__15.MoveNext()
at System.Net.Http.HttpClientHandler.SetRequestHeaders(HttpWebRequest webRequest, HttpRequestMessage request)
at System.Net.Http.HttpClientHandler.CreateAndPrepareWebRequest(HttpRequestMessage request)
at System.Net.Http.HttpClientHandler.SendAsync(HttpRequestMessage request, CancellationToken cancellationToken) [Cod-006] http://www.c2tiapps.com/sites/018/Index.aspx?emp=6450&alternativo=F