If your computer does not have a 387 math coprocessor chip and the /etc/emulator file is missing or corrupted, the boot fails with these messages:
WARNING: Cannot load floating point emulator (error 2): /etc/emulator No floating point is available(If the 387 chip is present, the kernel recognizes it in the hardware recognition boot message.)
If the boot fails with this message, boot the system and restore /etc/emulator:
Boot:prompt, press <Enter> and when instructed, insert the root floppy disk. This boots the system and mounts the root filesystem from the floppies.
If mount fails, refer to ``Checking and repairing filesystems'' for information on checking the hard disk with fsck(ADM).
Press any keyprompt, remove the floppy disk from the drive. Press <Enter> at the
Boot:prompt to boot from the hard disk.