Home Articles Find
Call ErnesTech Today +1 888-688-2939 +1 888-688-2939   Custom Software Development at ErnesTech Email Address [email protected]  

InvalidOperationException: There is no ViewData item of type 'IEnumerable<SelectListItem>' that has key 'Type'

Results in 10 milliseconds
Previous Next
.Net 7 185 Technology 103 Other 86 SQL 58 Servers 49 Research 43 Questions 35 Jobs 35 Databases 35 Entity Framework 29 Programming 27 Linux 25 Docker 25 Machine Learning 19 Network 19 Android 18 Home 15 Art 12 C-Sharp 12 Windows 12 JavaScript 11 HTML5 8 Candles 8 System Design 8 Tutorials 7 Docker Compose 7 Algorithms 6 General 6 MVC 6 Hardware 5 Bootstrap 5 .NET 5 4 Tools 3 Voip 1 Self-Help 1 Health 1
AspNet MVC ViewData Error: InvalidOperationExcepti
QUESTIONS
    Likes 67 Views 192
Read Article
AspNet MVC ViewData Error: InvalidOperationException: There is no ViewData item of type 'IEnumerable<SelectListItem>' that has key 'Type'

QUESTIONS
   Likes: 67

Read Article
InvalidOperationException: There is no ViewData it
.NET 7
    Likes 22 Views 0
Read Article
InvalidOperationException: There is no ViewData item of type 'IEnumerable<SelectListItem>' that has the key 'Department'

.NET 7
   Likes: 22

Read Article
How to provide default values to an ASP.Net Core D
.NET 7
    Likes 85 Views 321
Read Article
How to provide default values to an ASP.Net Core DropDownList MVC

.NET 7
   Likes: 85

Read Article
Solved!! Dot Net Core 3.1 Error: Inspecting the st
DATABASES
    Likes 91 Views 2377
Read Article
Solved!! Dot Net Core 3.1 Error: Inspecting the state of an object in the debuggee of type System.Reflection.MethodBase is not supported in this context

DATABASES
   Likes: 91

Read Article
Asp.Net MVC Development Notes
.NET 7
    Likes 74 Views 752
Read Article
Asp.Net MVC Development Notes

.NET 7
   Likes: 74

Read Article
InvalidOperationException: The model item passed i
DATABASES
    Likes 109 Views 3831
Read Article
InvalidOperationException: The model item passed into the ViewDataDictionary is of type 'System.Collections.Generic.List`1', but this ViewDataDictionary instance requires a model item of type 'Another Model'.

DATABASES
   Likes: 109

Read Article
Asp.Net Core Error: InvalidOperationException: The
.NET 7
    Likes 73 Views 1640
Read Article
Asp.Net Core Error: InvalidOperationException: The model item passed into the ViewDataDictionary is of type '<>f__AnonymousType7`2[System.Int32,System.String]', but this ViewDataDictionary instance requires a model item of type 'Modal'.

.NET 7
   Likes: 73

Read Article
[SOLVED!! Entity Framework Error Asp.Net Core 3.1]
.NET 7
    Likes 123 Views 3381
Read Article
[SOLVED!! Entity Framework Error Asp.Net Core 3.1] InvalidCastException: Unable to cast object of type 'Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryable`

.NET 7
   Likes: 123

Read Article
_context.ChangeTracker 'threw an exception of type
.NET 7
    Likes 70 Views 300
Read Article
_context.ChangeTracker 'threw an exception of type 'System.ObjectDisposedException'

.NET 7
   Likes: 70

Read Article
Entity framework "InvalidCastException: Unable to
.NET 7
    Likes 69 Views 171
Read Article
Entity framework "InvalidCastException: Unable to cast object of type 'System.Int32' to type 'System.Decimal."

.NET 7
   Likes: 69

Read Article
Software Development Refactoring Wisdom I gained t
SOFTWARE DEVELOPMENT
    Likes 81 Views 175
Read Article
Software Development Refactoring Wisdom I gained through Reviewing My Own Code

SOFTWARE DEVELOPMENT
   Likes: 81

Read Article
How to Connect to Azure Lunux Virtual Machine Usin
SERVERS
    Likes 28 Views 0
Read Article
How to Connect to Azure Lunux Virtual Machine Using SSH Private Key in Putty

SERVERS
   Likes: 28

Read Article
Machine-Learning Error: Message=Could not apply a
MACHINE-LEARNING
    Likes 81 Views 301
Read Article
Machine-Learning Error: Message=Could not apply a map over type 'Single' to column 'YourOneHotEncodeColumn' since it has type 'String'

MACHINE-LEARNING
   Likes: 81

Read Article
How to Solve XUnit Automated Testing Error: Castle
MVC
    Likes 103 Views 1715
Read Article
How to Solve XUnit Automated Testing Error: Castle DynamicProxy InvalidProxyConstructorArgumentsException

MVC
   Likes: 103

Read Article
The instance of entity type 'IdentityUserLogin<str
TECHNOLOGY
    Likes 104 Views 1109
Read Article
The instance of entity type 'IdentityUserLogin<string>' cannot be tracked because another instance with the same key value for {'LoginProvider', 'ProviderKey'} is already being tracked

TECHNOLOGY
   Likes: 104

Read Article
The expression 'b.listOfFileRecords' is invalid in
ENTITY FRAMEWORK
    Likes 41 Views 0
Read Article
The expression 'b.listOfFileRecords' is invalid inside an 'Include' operation, since it does not represent a property access

ENTITY FRAMEWORK
   Likes: 41

Read Article
[Solved] System.InvalidOperationException: 'Unable
QUESTIONS
    Likes 82 Views 578
Read Article
[Solved] System.InvalidOperationException: 'Unable to track an entity of type 'EntityName' because its primary key property 'Id' is null

QUESTIONS
   Likes: 82

Read Article
The instance of entity type 'IdentityUserLogin<str
.NET 7
    Likes 65 Views 455
Read Article
The instance of entity type 'IdentityUserLogin<string>' cannot be tracked because another instance with the same key value for {'LoginProvider', 'ProviderKey'} is already being tracked

.NET 7
   Likes: 65

Read Article
[Solved]: Asp.Net Core Error 'byte[]' does not co
.NET 7
    Likes 65 Views 734
Read Article
[Solved]: Asp.Net Core Error 'byte[]' does not contain a definition for 'CopyToAsync' and no accessible extension method 'CopyToAsync' accepting a first argument of type 'byte[]' could be found (are you missing a using directive or an assembly reference?)

.NET 7
   Likes: 65

Read Article
What is domain driven design in Asp.Net 8?
RESEARCH
    Likes 8 Views 0
Read Article
What is domain driven design in Asp.Net 8?

RESEARCH
   Likes: 8

Read Article
How to Bind an External Folder located on the Host
DOCKER
    Likes 84 Views 1073
Read Article
How to Bind an External Folder located on the Host Computer to Docker Container with --noCopy flag using docker-compose.yaml file

DOCKER
   Likes: 84

Read Article
How to copy data from one table to a new table wit
RESEARCH
    Likes 4 Views 0
Read Article
How to copy data from one table to a new table with primary and foreign keys respected

RESEARCH
   Likes: 4

Read Article
What are the Best Algorithms Google Bard vs ChatGP
TECHNOLOGY
    Likes 22 Views 0
Read Article
What are the Best Algorithms Google Bard vs ChatGPT

TECHNOLOGY
   Likes: 22

Read Article
InvalidOperationException: No service for type Mic
.NET 7
    Likes 45 Views 0
Read Article
InvalidOperationException: No service for type Microsoft AspNetCore Identity UserManager 1[Microsoft AspNetCore identity IdentityUser] has been registered

.NET 7
   Likes: 45

Read Article
[Solved] Entity Framework Core (EF 6) Error: Unabl
ENTITY FRAMEWORK
    Likes 81 Views 593
Read Article
[Solved] Entity Framework Core (EF 6) Error: Unable to track an entity of type 'YourModalName' because primary key property 'id' is null.

ENTITY FRAMEWORK
   Likes: 81

Read Article
Putty: Server refused our key
RESEARCH
    Likes 77 Views 215
Read Article
Putty: Server refused our key

RESEARCH
   Likes: 77

Read Article
How to Reinstall Kubernetes on Ubuntu Server
LINUX
    Likes 84 Views 425
Read Article
How to Reinstall Kubernetes on Ubuntu Server

LINUX
   Likes: 84

Read Article
How to create SQL file in one command on Windows
SQL
    Likes 39 Views 0
Read Article
How to create SQL file in one command on Windows

SQL
   Likes: 39

Read Article
How to Make Visual Studio Run Faster
TECHNOLOGY
    Likes 120 Views 280
Read Article
How to Make Visual Studio Run Faster

TECHNOLOGY
   Likes: 120

Read Article
InvalidOperationException: The 'Microsoft.AspNetCo
.NET 7
    Likes 12 Views 0
Read Article
InvalidOperationException: The 'Microsoft.AspNetCore.Mvc.ViewFeatures.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Collections.Generic.List`1

.NET 7
   Likes: 12

Read Article
Entity Framework Core Error: Unable to track an en
ENTITY FRAMEWORK
    Likes 96 Views 976
Read Article
Entity Framework Core Error: Unable to track an entity of type "Model Class Object" because primary key property 'id' is null

ENTITY FRAMEWORK
   Likes: 96

Read Article
Solved!! Visual Studio 2019 Shows a big Cursor and
TECHNOLOGY
    Likes 97 Views 800
Read Article
Solved!! Visual Studio 2019 Shows a big Cursor and Deletes Text When Typing

TECHNOLOGY
   Likes: 97

Read Article
RuntimeBinderException: The best overloaded method
.NET 7
    Likes 72 Views 452
Read Article
RuntimeBinderException: The best overloaded method match for 'Microsoft.AspNetCore.DataProtection.IDataProtector.Protect(byte[])' has some invalid arguments

.NET 7
   Likes: 72

Read Article
Sql Server Error: Unable to modify table.   The co
SQL
    Likes 118 Views 363
Read Article
Sql Server Error: Unable to modify table.   The conversion of a date data type to a datetime data type resulted in an out-of-range value. The statement has been terminated

SQL
   Likes: 118

Read Article
Error The instance of entity type ModalType cannot
.NET 7
    Likes 66 Views 372
Read Article
Error The instance of entity type ModalType cannot be tracked because another instance with the key value {id: 7656544} is already being tracked.

.NET 7
   Likes: 66

Read Article
C-Sharp 11 Tips and Tricks
RESEARCH
    Likes 58 Views 90
Read Article
C-Sharp 11 Tips and Tricks

RESEARCH
   Likes: 58

Read Article
equivalent of bit data type in C#
.NET 7
    Likes 57 Views 8
Read Article
equivalent of bit data type in C#

.NET 7
   Likes: 57

Read Article
Can't bind the IDataView column ColumnName of type
DATABASES
    Likes 88 Views 1462
Read Article
Can't bind the IDataView column ColumnName of type VectorSingle, 2 to field or property AnotherColumnName of type System.Single

DATABASES
   Likes: 88

Read Article
Drush: Drush Commands Not Found Drupal 8
TECHNOLOGY
    Likes 90 Views 383
Read Article
Drush: Drush Commands Not Found Drupal 8

TECHNOLOGY
   Likes: 90

Read Article
Linux Subsystem Windows 10 Error Installing Docker
DOCKER
    Likes 102 Views 837
Read Article
Linux Subsystem Windows 10 Error Installing Docker: gpg: can't connect to the agent: IPC connect call failed

DOCKER
   Likes: 102

Read Article
How to update SelectListItem based on Filtered Cat
.NET 7
    Likes 63 Views 37
Read Article
How to update SelectListItem based on Filtered Category from another DropDown menu in MVC AspNet 6 Razor Syntax

.NET 7
   Likes: 63

Read Article
Invalid column name '*_ID'
ENTITY FRAMEWORK
    Likes 21 Views 0
Read Article
Invalid column name '*_ID'

ENTITY FRAMEWORK
   Likes: 21

Read Article
[Solved] Entity Framework Core Asp.Net Core 3.1 Er
SQL
    Likes 90 Views 1114
Read Article
[Solved] Entity Framework Core Asp.Net Core 3.1 Error: SqlException: The conversion of a datetime2 data type to a datetime data type resulted in an out-of-range value. The statement has been terminated

SQL
   Likes: 90

Read Article
Amazon is hiring SDE2s
JOBS
    Likes 41 Views 43
Read Article
Amazon is hiring SDE2s

JOBS
   Likes: 41

Read Article
The 'Microsoft.AspNetCore.Mvc.ViewFeature.Infrastr
.NET 7
    Likes 50 Views 0
Read Article
The 'Microsoft.AspNetCore.Mvc.ViewFeature.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Decimal'

.NET 7
   Likes: 50

Read Article
Performance Tuning for ASP.NET Web Applications
.NET 7
    Likes 106 Views 398
Read Article
Performance Tuning for ASP.NET Web Applications

.NET 7
   Likes: 106

Read Article
[Solved] Machine-Learning Error: The expected type
MACHINE-LEARNING
    Likes 106 Views 343
Read Article
[Solved] Machine-Learning Error: The expected type was 'System.Single' but the actual value was of type 'System.Decimal

MACHINE-LEARNING
   Likes: 106

Read Article
System.InvalidCastException: Unable to cast object
QUESTIONS
    Likes 60 Views 237
Read Article
System.InvalidCastException: Unable to cast object of type 'Microsoft.ML.Data.TransformerChain`1[Microsoft.ML.ITransformer]' to type 'Microsoft.ML.Data.TransformerChain`1[Microsoft.ML.Data.RegressionPredictionTransformer`1[Microsoft.ML.Trainers.LinearRegressionModelParameters]]'.

QUESTIONS
   Likes: 60

Read Article
How to Scaffold or Generate a Custom Identity Logi
.NET 7
    Likes 85 Views 960
Read Article
How to Scaffold or Generate a Custom Identity Login UI in Asp.Net Core 3.1

.NET 7
   Likes: 85

Read Article
Asp.Net Core 3.1 Entity Framework Core DateTime fi
.NET 7
    Likes 73 Views 233
Read Article
Asp.Net Core 3.1 Entity Framework Core DateTime field getting updated to 1/1/0001

.NET 7
   Likes: 73

Read Article
© 2024 - ErnesTech - Privacy
E-Commerce Return Policy
Call ErnesTech Today +1 (216)-435-0788 +1 (216)-435-0788   Custom Software Development at ErnesTech Email Address [email protected]