MaxKrakatoa.DLR failed to load

Can you copy and paste the exact error message please? Also, can you confirm that an entry for Krakatoa has been added to the plugin.ini file in the 3ds Max root folder (or the en-US subfolder for Max 2013).

Try installing these:

microsoft.com/en-us/download … x?id=18471
microsoft.com/en-us/download … x?id=26347