How to Fix .EDMX Files That Were Damaged by a Virus

Have files been deleted due to a user’s error or software error? Have you formatted a disk by accident and need to know how to recover the files? Read our .EDMX file recovery guide for Windows, MacOS, Android and IOS in 2024.

How to Fix .EDMX Files That Were Damaged by a Virus
Data Recovery Tool

What is a .EDMX file?

Data model file created by the Entity Data Model Designer component of Microsoft Visual Studio; stores the schema for a database, including entities (e.g., database tables), their fields, and their relationships (e.g., one-to-one and one-to-many).

What Are Common Causes of ".EDMX" Files Lost or Failure?

There are several common causes of ".EDMX" file loss or failure:

  1. Accidental deletion: Users may accidentally delete the ".EDMX" file while organizing or cleaning up their files, leading to its loss.
  2. File corruption: ".EDMX" files can become corrupted due to various reasons such as system crashes, power outages, or software errors. This corruption can render the file unusable or cause it to fail.
  3. Software conflicts: In some cases, conflicts between different software programs or versions can lead to issues with ".EDMX" files. This can result in the file being inaccessible or causing errors.
  4. Hardware issues: Problems with the computer's hardware, such as a faulty hard drive or memory issues, can cause ".EDMX" files to become lost or fail.
  5. Virus or malware infection: If a computer is infected with a virus or malware, it can potentially damage or delete ".EDMX" files, leading to their loss or failure.
  6. Improper file handling: Mishandling of ".EDMX" files, such as force closing the application or improper saving procedures, can lead to file corruption or loss.
  7. Software updates or upgrades: Sometimes, updates or upgrades to software applications that use ".EDMX" files can cause compatibility issues, resulting in the files becoming inaccessible or causing errors.
  8. Human error: Human error, such as accidental overwriting or improper file manipulation, can also lead to ".EDMX" file loss or failure.

It is always recommended to regularly backup important files, including ".EDMX" files, to prevent data loss in case of any unforeseen issues.

How to recover lost ".EDMX" files?

Sometimes while working with a computer, laptop or other stationary or mobile devices, you may encounter various bugs, freezes, hardware or software failures, even in spite of regular updates and junk cleaning. As a result, an important ".EDMX" file may be deleted.

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🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

By no means should you think that the only way to recover a ".EDMX" file is always to create it once more.

Use programs for recovering ".EDMX" files if a file was lost after accidental or deliberate deleting, formatting the memory card or the internal storage, cleaning the storage device, after a virus attack or a system failure.

Programs to recover ".EDMX" files

Looking for a way to get files back? In cases when files were deleted and they cannot be restored by using standard operating system tools, use Hetman Partition Recovery.

Partition Recovery™ 4.9
The tool recovers data from any devices, regardless of the cause of data loss.
Download

Follow the directions below:

  1. Download Hetman Partition Recovery, install and start the program.

  2. The program will automatically scan the computer and display all hard disks and removable drives connected to it, as well as physical and local disks.

    File Recovery Software

  3. Double-click on the disk from which you need to recover ".EDMX" files, and select analysis type.

    Hetman Partition Recovery - Analysis Type

  4. When the scanning is over, you will be shown the files for recovery.

    Hetman Partition Recovery - Files that Can be Restored

  5. To find a file you need, use the program’s interface to open the folder it was deleted from, or go to the folder "Content-Aware Analysis" and select the required file type.

    Hetman Partition Recovery - Deep Scan

  6. Select the files you have been looking for and click "Recovery".

    File Recovery Software - Files List for Recovery

  7. Choose one of the methods for saving the files and recover them.

    Saving recovered files in Hetman Partition Recovery

How to open file with ".EDMX" extension?

Looking for how to open a stereo aDO.NET Entity Data Model Designer File image file file?

Programs that open ".EDMX" files

Windows
Microsoft Visual Studio 2019 Microsoft Visual Studio 2019

Additional Information

  • File type: ADO.NET Entity Data Model Designer File

  • File extension: .EDMX

  • Developer: Microsoft

  • Category: Developer Files

  • Format: N/A

  • Mime-type: text/xml

  • HEX: EF BB BF 3C

  • ASCII: <

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 11:43 #
    Leave a comment if you have any questions about Recovering lost .EDMX files after deleting, cleaning or formatting!
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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.

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Questions and answers

  • What is the purpose of the .EDMX format in software development?

    The .EDMX format is used in software development for representing the conceptual model of a database schema. It is a file format used in the Entity Data Model (EDM) framework, which is a part of the Microsoft .NET framework.

    The purpose of the .EDMX format is to provide a visual representation and a mapping between the conceptual model (entities, relationships, and attributes) and the corresponding database schema (tables, columns, and relationships). It allows developers to define and design the database schema using a graphical interface, which can then be translated into code.

    The .EDMX file contains three main components:

    1. Conceptual Model: Represents the entities, relationships, and attributes of the application domain.
    2. Storage Model: Represents the database schema, including tables, columns, and relationships.
    3. Mapping: Provides the mapping between the conceptual and storage models.

    By using the .EDMX format, developers can easily create and modify the database schema without writing complex SQL statements. The framework generates code based on the .EDMX file, which can be used to interact with the database, perform CRUD operations, and handle relationships between entities. This simplifies the development process and helps in maintaining a consistent and structured database schema.

  • How does the .EDMX format differ from other data modeling formats?

    The .EDMX format, also known as Entity Data Model XML, is a specific data modeling format used by the Entity Framework in Microsoft .NET. It differs from other data modeling formats in a few ways:

    1. Object-Relational Mapping (ORM): The .EDMX format is specifically designed for ORM frameworks like the Entity Framework. It allows developers to define the conceptual model, mapping, and storage model in a single file, making it easier to work with relational databases.
    2. XML-based: The .EDMX format is based on XML, which makes it human-readable and machine-readable. This allows developers to easily understand and modify the data model using any text editor or XML tool.
    3. Integration with Visual Studio: The .EDMX format is tightly integrated with Visual Studio, the primary development environment for .NET applications. Visual Studio provides designers and tools to create, modify, and update the .EDMX file, making it convenient for developers.
    4. Support for Entity Framework features: The .EDMX format supports various features provided by the Entity Framework, such as inheritance, complex types, associations, and navigation properties. These features help developers map database tables to object-oriented entities and establish relationships between them.
    5. Code generation: The .EDMX format allows developers to generate code based on the data model. This code generation feature automates the process of creating entity classes, context classes, and other necessary components for working with the database.

    Overall, the .EDMX format is specific to the Entity Framework and provides a comprehensive solution for data modeling and ORM in .NET applications.

  • What are the advantages and disadvantages of using the .EDMX format in database design and development?

    Advantages of using the .EDMX format in database design and development:

    1. Visual representation: The .EDMX format allows for a visual representation of the database schema, making it easier for developers to understand and work with the database structure.
    2. Code generation: With .EDMX, code can be automatically generated for accessing the database, saving developers time and effort. This can be particularly useful for large and complex databases.
    3. Mapping between objects and database tables: .EDMX provides a way to map objects in the code to their corresponding tables in the database, simplifying the process of working with data in an object-oriented manner.
    4. Easy updates: If the database schema changes, the .EDMX file can be updated and the code can be regenerated, ensuring that the application remains in sync with the database structure.

    Disadvantages of using the .EDMX format in database design and development:

    1. Vendor lock-in: .EDMX is a proprietary format used by Microsoft's Entity Framework. This can create a dependency on Microsoft technologies and limit the portability of the application to other platforms or database systems.
    2. Learning curve: Working with .EDMX requires learning the specific tools and concepts associated with Microsoft's Entity Framework. This can be a challenge for developers who are not familiar with this technology.
    3. Performance overhead: The code generated by .EDMX may not always be as efficient as hand-written code, leading to potential performance overhead. This can be a concern for applications that require high performance or handle large amounts of data.
    4. Limited control over SQL queries: .EDMX abstracts the database interactions, which can limit the developer's control over the SQL queries generated by the framework. This can be problematic in situations where fine-tuning of queries is required for performance optimization or complex data manipulations.

    Overall, the decision to use the .EDMX format should be based on the specific requirements of the project and the familiarity of the development team with Microsoft's Entity Framework.
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