0x00000591 – Error_Dc_Not_Found – Invalid Device Context (Dc) Handle

The "0x00000591 – Error_Dc_Not_Found" means the computer can't find the right part it needs to show pictures or graphics.

This can happen for a few reasons, like missing files, permission problems, or even hardware issues.

When this error occurs, you might see a blank screen, your apps might crash, or games might not work properly.

To fix it, you can check if everything is working right, update your drivers, and run tests on your computer.

Understanding this error is important because it helps keep your computer running smoothly and avoids problems in the future.

Error meaning:

The "Error_Dc_Not_Found" means the computer can't find a special tool needed to show pictures or graphics on the screen.

This can happen if the tool isn't there or if the software and hardware aren't working well together.

Causes:

Potential reasons for the "Error_Dc_Not_Found" on your system:

1. The device context (DC) was never created.
2. The device context (DC) was deleted or destroyed.
3. Trying to draw on a DC that doesn't exist.
4. Not enough permissions to access the DC.
5. Problems with your hardware (like a broken graphics card).
6. Outdated or missing drivers for your graphics hardware.
7. Conflicts with other software running on your system.

Symptoms:

• Unable to see graphics, leading to blank screens or missing images in programs.
• Apps may crash often, especially when trying to draw or print.
• Error messages pop up about the invalid device context, interrupting work.
• The computer might respond slowly when using affected programs.
• Some functions, like opening files or printing, might not work properly.

Solutions:

Step 1: Check the Device Context

Make sure the device context (DC) you are using is valid.

This means it should be properly set up and ready to use.

Step 2: Verify GDI Resources

Look to see if the graphics device interface (GDI) resources are available.

These are important for your program to work correctly.

Step 3: Inspect Custom DC

If you are using your own custom DC, check that there were no mistakes when creating it.

Make sure you also release it after you're done using it.

Step 4: Update Drivers

Reinstall or update the drivers for your device.

This can help fix problems that might be causing the error.

Step 5: Run System Diagnostics

Run a system check to find any problems or damage in your system files.

This can help identify conflicts.

Step 6: Review Application Logs

Look at the application logs for any specific error codes.

These codes can give you clues about what is causing the problem.

Impact:

• Causes applications to stop showing images and graphics properly.
• Makes the program freeze or crash, which can lead to losing work.
• Requires extra time and money to fix, which can slow down other important projects.
• Can lead to unhappy users, which is bad for businesses.
• In design and gaming, it can hurt how people think about a brand and make it less competitive.

Relevance:

The "Error_Dc_Not_Found" issue is often seen in Windows versions like Windows 7, Windows 8, Windows 10, and Windows 11.

This error happens when specific software like graphic design programs, video games, or any application that shows pictures can't access the graphical device context. This means they can't show images or graphics properly.

If this error keeps happening, it can make users unhappy and hurt businesses that need these graphics to work well.

Prevention:

How to Avoid "Error_Dc_Not_Found":

1. Update Graphics Drivers: Always make sure your graphics drivers are the latest version.
2. Keep Your Operating System Updated: Regularly check for and install updates for your computer's operating system.
3. Perform System Maintenance: Do disk cleanups and check for malware on your computer regularly.
4. Use Error Handling in Apps: If you're a developer, make sure your applications can handle errors properly.
5. Test Apps in Different Environments: Try running your applications in different settings to find problems before they reach users.

People Also Ask

What Does "Invalid Device Context (Dc) Handle" Refer To?

An "invalid device context (DC) handle" refers to a malfunction or absence of a graphical device context used in rendering operations. This can hinder graphics rendering, leading to application errors or unexpected behavior in software applications.

Can This Error Affect Software Performance?

Yes, an invalid device context handle can significantly impact software performance. It may lead to rendering issues, application crashes, or unresponsiveness, ultimately affecting user experience and application functionality in graphical environments or print operations.

Is This Error Specific to Certain Operating Systems?

Errors related to device contexts may exhibit varying behavior across different operating systems. Specific implementations and underlying architecture can influence how such errors arise and impact functionality, underscoring the importance of context in troubleshooting and resolution.

Are There Any Tools to Diagnose This Error?

Various diagnostic tools, such as Event Viewer, Performance Monitor, and third-party software like Process Explorer, can assist in identifying and troubleshooting issues related to device context errors, providing insights into system performance and potential hardware conflicts.

How Can I Report This Error to Support?

To report the error effectively, gather relevant details including error messages, system specifications, and steps to replicate the issue. Contact support through their designated channels, providing the compiled information for efficient troubleshooting.