Different md5 hash

This is my full code

public class Access3 : MonoBehaviour {

 [Header("GUI")]
 public GUIStyle Background;
 public GUISkin Skin;
 public GUIStyle YardPlaning3D;
 [Space(10)]
 [Header("CONEXION BASE DE DATOS")]
 public bool Real = false;
 Rect windowRect;
 public float differenceW = 1;
 string user="";
 string passwordToEdit = string.Empty;
 char passwordToEdit2;
 bool activate = true;
 string SP = "";
 bool once = true;
 bool MandarQuery = false;
 bool threadTrue = true;

// bool Actualizando = false; CreateODBC CScreateODBC; Task task; Task taskConnection;

 //Methodo conexion
 public static OdbcCommand    OdbcDBCom = new OdbcCommand();
 public static OdbcConnection OdbcDBConnx = new OdbcConnection();
 public static OdbcDataReader reader;// = new OdbcDataReader();

// OdbcDataAdapter ladpt_adapter = new OdbcDataAdapter();

 bool Conection=true;
 bool Credentials=true;
 bool ConectAndCred = false;

// bool ConnectionFail = false; // string ErrorConexion="";

// string Password="";

 void Awake(){
     Screen.SetResolution(Screen.width,Screen.height,false);
     passwordToEdit=string.Empty;
     this.StartCoroutineAsync(MyAsyncConnection(),out taskConnection);

 }

 IEnumerator MyAsyncConnection(){
         OdbcDBConnx = new OdbcConnection();
         if (Real){
             OdbcDBConnx.ConnectionString = "Driver={Sybase ASE ODBC Driver};NetworkAddress=xxx.xxxx.xxx.xx;"+
                 "Db=xxxxxx;Uid=xxx;Pwd=;xxxx";}
         else{

OdbcDBConnx.ConnectionString = "Driver={Sybase ASE ODBC Driver};NetworkAddress=xxx.xxxx.xxx.xx;"+ "Db=xxxxxx;Uid=xxx;Pwd=;xxxx";}

         OdbcDBConnx.Open();
         Conection = true;
     yield return null;
 }

 IEnumerator MyAsyncVerifyUserData(string User, string Password){
     DataTable Login = new DataTable();
     OdbcDataAdapter ladpt_adapter = new OdbcDataAdapter();
     var HashString = FormsAuthentication.HashPasswordForStoringInConfigFile(Password.Trim(),"MD5");
     print (HashString);
     OdbcDBCom = OdbcDBConnx.CreateCommand();
     OdbcDBCom.CommandText = "Execute spFindUserData '"+User+"','"+HashString+"'";
     ladpt_adapter.SelectCommand = OdbcDBCom;
     ladpt_adapter.Fill(Login);


     if (Login!=null)
     {
         print ("si != null");
         //                    print (Login.TableName.ToString());
         print (Login.Columns[0].ColumnName);
         //                    Credentials = false;
         if(Login.Columns[0].ColumnName=="intUserId")
         {
             if(Login.Rows.Count>0)
             {
                 print ("datos Correctos");                            
                 yield return Ninja.JumpToUnity;
                 Application.LoadLevel("Next Scene");

                 yield return Ninja.JumpBack;
             }
             else{
                 print ("datos Incorrectos");
             }
         }
         
         
     }
     LoadingEffectC.loading = false;
     yield return null;
 }


 void FixedUpdate() {
 
     differenceW = (Screen.width/12.8f) / 100f;
 }

 public  string Md5Sum(string strToEncrypt)
 {
     System.Text.UTF8Encoding ue = new System.Text.UTF8Encoding();
     byte[] bytes = ue.GetBytes(strToEncrypt);
     
     // encrypt bytes
     System.Security.Cryptography.MD5CryptoServiceProvider md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
     byte[] hashBytes = md5.ComputeHash(bytes);
     
     // Convert the encrypted bytes back to a string (base 16)
     string hashString = "";
     
     for (int i = 0; i < hashBytes.Length; i++)
     {
         hashString += System.Convert.ToString(hashBytes[i], 16).PadLeft(2, '0');
     }
     
     return hashString.PadLeft(32, '0');
 }


 void OnGUI() {

     if (activate)
     {
         GUI.FocusControl("USER");
         activate=!activate;
     }

     GUI.Box( new Rect (0,0,Screen.width,Screen.height),"",Background);
     GUI.skin = Skin;
     windowRect = new Rect(225*differenceW,200*differenceW,800*differenceW,300*differenceW); 
     windowRect = GUI.Window( 0, windowRect, DoMyWindow, "Log In");
     GUI.Box(new Rect(50*differenceW,50*differenceW,600*differenceW,75*differenceW),"Yard Planning 3D",YardPlaning3D);
     GUI.FocusWindow(0);

 }



 void DoMyWindow(int windowID) {
     GUILayout.BeginArea(new Rect(100*differenceW,100*differenceW,800*differenceW,300*differenceW));
     GUILayout.BeginHorizontal();
     GUILayout.Label("Usuario",GUILayout.Width(100f*differenceW));
     GUILayout.Space((40f*differenceW));
     GUI.SetNextControlName("USER");
     user = GUILayout.TextField(user,GUILayout.Width(300f*differenceW));
     GUILayout.EndHorizontal();
     
     GUILayout.BeginVertical();
     GUILayout.Space((30f*differenceW));
     GUILayout.EndVertical();
     GUILayout.BeginHorizontal();
     if (Event.current.type == EventType.KeyDown && Event.current.keyCode == KeyCode.Return)
     {
         if ((passwordToEdit != "") && (user != "") && (LoadingEffectC.loading==false))
         {
             LoadingEffectC.loading = true;
             this.StartCoroutineAsync(MyAsyncVerifyUserData(user,passwordToEdit),out task);
             print(task.State);
         }
         
     }
     GUILayout.Label("Password",GUILayout.Width(120f*differenceW));
     GUILayout.Space((20f*differenceW));
     passwordToEdit = GUILayout.PasswordField(passwordToEdit.Trim(),"*"[0],GUILayout.Width(300f*differenceW));
     if ((passwordToEdit != "") && (user != "") && (LoadingEffectC.loading==false))
     {
         GUILayout.Space((40*FixRes.x));
         GUI.SetNextControlName("Log In");
         if (GUILayout.Button(new GUIContent("Log In")))
         {
             if ((passwordToEdit != null) && (user != null))
             {
                 LoadingEffectC.loading = true;
                 this.StartCoroutineAsync(MyAsyncVerifyUserData(user,passwordToEdit),out task);
                 print(task.State);
             }
         }
     }
     
     

         GUILayout.EndHorizontal();
         GUILayout.BeginHorizontal();
         GUILayout.Space((220*FixRes.x));
         
         if (!Conection)
         {     
             GUILayout.Label("Error de Conexion",GUILayout.Width(300f*differenceW));
             LoadingEffectC.loading = false;
         }
         if (!Credentials)
         {
             GUILayout.Label("Credenciales incorrectas",GUILayout.Width(300f*differenceW));
             LoadingEffectC.loading = false; 
         }
         GUILayout.EndHorizontal();
     GUILayout.EndArea();
 }

}