When you try to open a raw file saved on a network-attached storage or an external storage, Photoshop displays the error: Could not complete your request because the file was not found.   

This issue occurs in the following scenarios:

• When opening raw files from Bridge into Photoshop
• When using Edit In Photoshop from Lightroom
  
• When adding rating/labeling in Bridge

Products versions affected

Adobe Camera Raw 11.2

Workarounds

When opening images from Lightroom

Roll back to Adobe Camera Raw version 11.1. The installer link can be found here: Camera Raw 11.1 installer (macOS)

When opening raw images from Photoshop

Select multiple images instead of a single image.

When opening raw images from Bridge

Do any of the following:

• Select multiple images instead of a single image.
• Set the option in Adobe Bridge preferences to open raw files in Camera Raw from Adobe Bridge. Choose Edit > Preferences (Windows) or Adobe Bridge > Preferences (Mac OS). In the General tab, select Double-Click Edits Camera Raw Settings In Bridge. If this preference is not selected, double-clicking raw files opens them in Photoshop.