when store the password then face the error?

I am storing the password encrypted format in table and assign there value in modelclass property of password but give an error?

validation failed one or more property.

see my watch window

HomeController.cs

public static string Encrypt(string clearText)
{
try
{
byte[] hashBytes = ComputeHash(clearText);
byte[] saltBytes = GetRandomSalt();
byte[] saltHash = ComputeHash(saltBytes.ToString());
byte[] hashWithSaltBytes = new byte[hashBytes.Length + saltBytes.Length];
for (int i = 0; i < hashBytes.Length; i++)
hashWithSaltBytes[i] = hashBytes[i];
for (int i = 0; i < saltBytes.Length; i++)
hashWithSaltBytes[hashBytes.Length + i] = saltBytes[i];
string hashValue = Convert.ToBase64String(hashWithSaltBytes);
return hashValue;
}
catch (Exception)
{
throw;
}
}
public static byte[] GetRandomSalt()
{
int minSaltSize = 16;
int maxSaltSize = 32;
Random random = new Random();
int saltSize = random.Next(minSaltSize, maxSaltSize);
byte[] saltBytes = new byte[saltSize];
RNGCryptoServiceProvider rng = new RNGCryptoServiceProvider();
rng.GetNonZeroBytes(saltBytes);
return saltBytes;
}
public static byte[] ComputeHash(string plainText)
{
byte[] plainTextBytes = Encoding.UTF8.GetBytes(plainText);
HashAlgorithm hash = new SHA256Managed();
return hash.ComputeHash(plainTextBytes);
}
public ActionResult create()
{
return View();
}
[HttpPost]
public ActionResult create(student stud)
{
string pass = Encrypt(stud.password);
stud.password = pass; //assigning a string pass to stud.pass
var create = dbstud.students.Add(stud);
dbstud.SaveChanges(); //here give an error validation failed one or more entities.
return RedirectToAction("Login");
}

student.cs

{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public student()
{
this.blogs = new HashSet();
}
public int studid { get; set; }
public string firstname { get; set; }
public string lastname { get; set; }
public string username { get; set; }
public string password { get; set; }
public string email { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection blogs { get; set; }

dbstud.SaveChanges(); //here give an error validation failed one or more entities.

Hello

Rajanikant Hawaldar

I store the encrypt function in string variable and that stiring variable store in the model /// here what is issue that I does not know???????

string pass = Encrypt(stud.password);
stud.password = pass; //assigning a string pass to stud.pass

what is issue?

see my watch window can you tell me what is error?

please help

see this watch window which place come to the error:

Hello

Viswanatha Swamy

I know this issue is small I am trying this issue solve but not solved

see below is create view

@model DemoFFI.Models.student
@{
ViewBag.Title = "create";
}
create
@using (Html.BeginForm())
{
@Html.AntiForgeryToken()
class="form-horizontal">
student
@Html.ValidationSummary(true, "", new { @class = "text-danger" })
class="form-group">
@Html.LabelFor(model => model.firstname, htmlAttributes: new { @class = "control-label col-md-2" })
class="col-md-10">
@Html.EditorFor(model => model.firstname, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.firstname, "", new { @class = "text-danger" })

Hello Rahul,

Good evening. Could you please copy and paste the error from "View Details" in the same error dialog? If it is OK, could you please send me the location of the Source Code? I will fix that and check in back to the repository. Many thanks.

Regards,

Swamy

https://forums.asp.net/t/2014382.aspx?Validation+failed+for+one+or+more+entities+See+EntityValidationErrors+property+for+more+details+ https://www.c-sharpcorner.com/UploadFile/97fc7a/validation-failed-for-one-or-more-entities-mvcentity-frame/ https://www.codeproject.com/Questions/1012001/VALIDATION-FAILED-FOR-ONE-OR-MORE-ENTITIES-SEE-ENT https://entityframework.net/knowledge-base/36258700/mvc5-validation-failed-for-one-or-more-entities--see--entityvalidationerrors--property-for-more-details https://stackoverflow.com/questions/19520022/validation-error-on-savechanges

5 Replies

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rahul patil6y ago
Hello
Rajanikant Hawaldar

I store the encrypt function in string variable and that stiring variable store in the model /// here what is issue that I does not know???????
string pass = Encrypt(stud.password);
stud.password = pass; //assigning a string pass to stud.pass
what is issue?
see my watch window can you tell me what is error?

please help
rahul patil6y ago
see this watch window which place come to the error:
rahul patil6y ago
Hello
Viswanatha Swamy

I know this issue is small I am trying this issue solve but not solved

see below is create view
@model DemoFFI.Models.student

@{
    ViewBag.Title = "create";
}

create



@using (Html.BeginForm())
{
    @Html.AntiForgeryToken()

    class="form-horizontal">

student


        @Html.ValidationSummary(true, "", new { @class = "text-danger" })
        class="form-group">
            @Html.LabelFor(model => model.firstname, htmlAttributes: new { @class = "control-label col-md-2" })
            class="col-md-10">
                @Html.EditorFor(model => model.firstname, new { htmlAttributes = new { @class = "form-control" } })
                @Html.ValidationMessageFor(model => model.firstname, "", new { @class = "text-danger" })