Access Manager 4.4
Filr 4.x Appliance
Attempting to download a document via File | "Download as" in the Content Editor fails. There is no error.
In the NAM configuration, inside the Content Editor proxy service add the following:
Missing additional configuration in NAM for the Content Editor
For more information about configuring Filr with NAM, see TID 7024551, How to configure Filr where Filr and Content Editor are behind NAM.