title: CFE-coils-1: Driver must have a number
CFE-coils-1: Driver must have a number
Related Config File Sections:
This error occurs when MPF loads a coil which is has an empty number or misses a number entry. Unfortunately, hardware needs a switch number to address your coil and it cannot continue without a number.
This is how a coil should look:
The actual number depends on your hardware platform. See the How to configure "number:" settings guide for details.
Sometimes you did not wire up a coil but you know that you will need it
later. This is a problem for your physical hardware controller but you
can tell MPF to use the
virtual hardware platform for one particular
In this case the number can be empty.
Need more help troubleshooting?
Have a look at our Troubleshooting section. It might give you some hints for certain classes of problems.
What if this did not fix your problem?
Is something missing here? Do you have a helpful hint for others experiencing this error?
Related How To guides
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