Fix an issue with freezing game

Assets/Scripts/SensitiveInfo.cs

@@ -11,6 +11,8 @@ public class SensitiveInfo
     public static readonly string SERVER_SEND_TRANSFER_KEY = "";
 
     public static string Encrypt(string plainText, string key)
+    {
+        try
         {
             using Aes aes = Aes.Create();
             aes.Key = Encoding.UTF8.GetBytes(key);
@@ -29,6 +31,12 @@ public class SensitiveInfo
 
             return Convert.ToBase64String(ms.ToArray());
         }
+        catch
+        {
+            Application.Quit();
+            return "-997"; //the server returns this if theres an issue with encryption/decryption so the client will too ig
+        }
+    }
 
     public static string Decrypt(string dataB64, string key)
     {