How to Fix Server Error Acrobat Failed to Connect to a DDE on Windows 10

Source: How to Fix Server Error Acrobat Failed to Connect to a DDE on Windows 10

Adobe Acrobat (Portable Document Format) is one of the most-used program worldwide. Although the software works efficiently most of the time, it can show errors like “Acrobat failed to connect to DDE server.” This error can pop up on your screen when you want to open a PDF file, or you want to merge documents into Adobe Acrobat. In this article, we will teach you how you can fix this issue on your device.

How to Fix Server Error Acrobat failed to connect to a DDE on Windows 10

Here are five methods to fix service error “Error Acrobat failed to connect to a DDE” in Windows 10 operating system:

• Updating Acrobat Software
• Disable Antivirus Software
• Edit Registry
• Repair Acrobat
• Disable Startup Protected Mode

1) Updating Acrobat Software

The DDE error will more likely appear on the earlier version of the Adobe Acrobat. Adobe may release the necessary updates to fix the DDE issue, so first, you need to update your Adobe Acrobat with the latest version that can fix your problem.

Here are the steps on how to update acrobat software:

1. Right-tap on the start menu and choose Run.
2. Type “appwiz.cpl” in the search box and then tap on OK.
3. Choose Adobe Acrobat and then tap Uninstall.
4. Tap the “Yes” option to confirm your change.
5. Now you need to restart your Windows after uninstalling the Adobe Acrobat.
6. Now, launch the “Adobe Acrobat page” in the browser.

2) Disable Antivirus Software

Few third-party antivirus utilities may flag Adobe Acrobat if users try to merge PDF files. Therefore, you need to disable antivirus software for a potential solution for the DDE service error.

You can usually choose automatically turn off antivirus software by right-tapping on their system try logo and choosing turn off, pause, exit, or disable option.

3) Edit Registry

1. Hold Windows + X keys to open command prompt.
2. Here choose Run to launch an accessory.
3. In the search field type “regedit” and then tap Enter to launch the “Registry Editor.
4. Here you need to input the registry path into the address box:
5. ComputerHKEY_CLASSES_ROOTacrobatshellopenddeexecapplication.
6. Choose the application button that appears on the left of the registry editor Windows.
7. Double-tap the default to launch the edit String windows that appear directly on your device screen.
8. Now you can delete the current “AcroviewA19” or “AcroviewA18” text that appears in the data value box.
9. Enter “AcroviewA18” in the data value box when default value was “AcroviewA18.”
10. Then Tap the “OK” option on your screen.
11. Now you need to restart your Windows editing registry after the above process

4) Repair Acrobat

1. Tap Windows + X key on your keyboard to launch the command prompt.
2. Here choose Run to launch an accessory.
3. In the search field type “appwiz.cpl” and then choose Adobe Acrobat software in the result list to appear on your screen.
4. Tap “Change” option to start Windows in the picture directly result.
5. Choose the “Repair installation errors in the program” button.
6. Tap the “Next” option.
7. Tap “Finish” when repair installation troubleshoots is completed.

5) Disable Startup Protected Mode

1. Deselecting the “Startup Protected Mode” and enable the Security settings resolution that can be fixed the DDE service error or few Acrobat users.
2. Tap on Edit and then hit Preference in the Acrobat to launch the Windows in the directory that appeared on your screen.
3. Tap “Security” that appears on the left of the window to launch the option.
4. Deselect “Enable Protected Mode at Startup” button.
5. Deselect the “Enable Enhanced Security” button.
6. Now you need to close preference window or Adobe Acrobat.”
7. Now you can open Adobe after this process, and your issue has been resolved.

Laura Barton is a creative person who has been writing blogs and articles about cyber security. She writes about the latest updates regarding mcafee.com/activate and how it can improve the work experience of users. Her articles have been published in many popular e-magazines, blogs and websites.