fix

Assets/SibylSystem/selectServer/MyCardHelper.cs

@@ -57,12 +57,14 @@ public class MyCardHelper {
 			string data_str = data.Stringify();
 			UnityWebRequest www = UnityWebRequest.Post("https://api.moecube.com/accounts/signin", data_str);
 			www.SetRequestHeader("Content-Type", "application/json");
-			yield return www.SendWebRequest();
+			www.SendWebRequest();
+			while (!www.isDone) { 
 				if (www.isNetworkError || www.isHttpError)
 				{
 					fail_reason = www.error;
 					return false;
 				}
+			}
 			else if (www.responseCode >= 400)
 			{ 
 				fail_reason = "Login failed";
@@ -92,12 +94,14 @@ public class MyCardHelper {
 			string auth_str = Convert.ToBase64String(Encoding.UTF8.GetBytes(username + ":" + userid));
 			UnityWebRequest www = UnityWebRequest.Post("https://api.mycard.moe/ygopro/match?locale=zh-CN&arena=" + match_type, new WWWForm());
 			www.SetRequestHeader("Authorization", "Basic " + auth_str);
-			yield return www.SendWebRequest();
+			www.SendWebRequest();
+			while (!www.isDone) { 
 				if (www.isNetworkError || www.isHttpError)
 				{
 					fail_reason = www.error;
 					return null;
 				}
+			}
 			else if (www.responseCode >= 400)
 			{ 
 				fail_reason = "Match failed";