Unable to open 5D Mark II Raw files in CS4 [was: raw photos]

[glennalf333]

unable to open raw photos from canon eos 5d mark II on photoshop  cs4

[John Waller · Accepted solution]

Support for the 5D Mark II began in Camera Raw 5.2

http://helpx.adobe.com/creative-suite/kb/camera-raw-plug-supported-cameras.html

Photoshop CS4 shipped with Camera Raw 5.0.

Download and install Camera Raw 5.7 (the last version of Camera Raw which was compatible with CS4)

Mac: http://www.adobe.com/support/downloads/detail.jsp?ftpID=4682

Win: http://www.adobe.com/support/downloads/detail.jsp?ftpID=4683

[Sumit Singh]

Photoshop CS4 supports Adobe Camera Raw 5.0 to 5.7.

What is the current version of Camera Raw Plugin installed on machine?

it should be 5.2 and later because Canon 5D Mark II start supported since relase of Camera Raw 5.2.

For more info please refer following article:

Camera Raw plug-in | Supported cameras

http://helpx.adobe.com/creative-suite/kb/camera-raw-plug-supported-cameras.html

Camera Raw-compatible Adobe applications

http://helpx.adobe.com/x-productkb/global/camera-raw-compatible-applications.html