Fixing print-7.x-2.0 module error

First enable the module "dompdf library handler"

After that you have to add the corresponding dompdf module. Sadly the straight forward way did not work in our case. But we found a corresponding solution (Post number 11) on the page
Copy the dompdf module into the following directory: ...\sites\all\modules\print\lib

The mentioned PHP lib can be downloaded using this link:

Subscribe to Competence