How to resolve CEPHtmlEngine.exe - No Disk Error when opening a file in Photoshop CC

Issue

When you launch Photoshop on a Windows computer, a CEPHtmlEngine.exe - No Disk error dialog box opens with the message 'There is no disk in the drive. Please insert a disk into the drive D:.'

Photoshop encounters no disk error
Photoshop encounters CEPHtmlEngine.exe - No Disk Error on Windows platform

Operating system

Windows 7, 10

Workaround

To fix the issue, do the following:

  1. Click Cancel in the CEPHtmlEngine.exe - No Disk dialog to exit the error window.

  2. Open Registry Editor.

    Press Windows + R keys or choose Start > Run. In the Run dialog, type regedit and click OK.

  3. In Registry Editor, navigate to:
    Computer\HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Windows

  4. Double-click ErrorMode.

    Steps to follow in registry editor
  5. In the Edit DWORD (32-bit) Value dialog that is displayed, change the Value data field from 0 to 2.

    The Edit DWORD (32-bit) Value dialog box
    The Edit DWORD (32-bit) Value dialog box
  6. Launch Photoshop CC again to work with a file.

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