As mentioned, Acrobat distiller is crashing on your mac machine, could you try clearing cache for your user account as suggested on the following forum thread and check if that helps: Distiller crashes immediately with "Error Couldn't start up Distiller"
Also, the issue may be related to the fonts as discussed in the following forum thread ( see post#13,14)
Also, could you confirm Acrobat version and Mac OS version you are using on the machine? To check the version: Identify the product and its version for Acrobat and Reader DC
Could you share the steps you are taking causing distiller to show the message mentioned above?
Let us know if you need any help.