You are preparing to upgrade your ICSP scanner station to the latest version as described in following article:
Upgrading to the latest version of Symantec ICSP Neural
One of the steps requires you to export the key file from existing installation.
When doing so, following error message is displayed: "Key File Not Found on Configured Path"
ICSP Neural scanner version 6.x.
In most situations this issue happens when ICSP fails to create a Unix socket.
Reboot the scanner station, this will allow the key file to be exported successfully.