The following error message (with different numbers/axes) is received:
The error code associated with this message is: 27102010
This error means the machine found the home switch in a much different location than it has previously.
This suggests that something in the system is loose.
Possible loose components for this problem are, in order of probability:
If this error is preceded by the following error message:
The problem is NOT loose mechanics, and you should follow the following route: Axis lost pulses error message
Note that this error will only come up if the index pulse is enabled on that axis.
Still not sure what is going on here? Read: About drift issues