A DCPR Darei is an Adobe DNG Camera Profile Recipe file. Such files are generated by Adobe's free DNG Profile Editor. These files contain the color table, tone curves, and color matrices for a camera profile (dcp file). The DNG Profile Editor uses DCPR as the document format. The files can not be used in applications such as Adobe Photoshop. To be able to use these settings in Phototshop or Lightroom, the settings must be exported as a dcp file.
Most often resolving problems with opening DCPR files is very simple. Just install an appropriate program that supports such files. All of the listed programs support DCPR files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of DCPR files or offer file conversion options, but may not be capable of editing such files.
It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate DCPR files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the Adobe DNG Profile Editor applications is not on the list, select "Browse" option in order to manually locate the directory where Adobe DNG Profile Editor has been installed.
Sometimes problems with opening DCPR files may not lie with the application itself, but can arise due to other causes, such as: