(Error code 1d1040)
This error originated from one of the following locations within the iPXE source code:
DEBUG=nvs
(Please edit this page to include any of your own useful hints and tips for fixing this error.)
This error indicates that data was written to non-volatile storage (EEPROM), but did not read back correctly.
You may encounter this error when running iPXE in a virtual machine. Some virtual machines emulate the mechanisms used for non-volatile storage on a network card, but do not actually allow the data to be modified.