CFE-ConfigValidator-4: Invalid Validator in config spec¶
This error occurs when MPF does not understand the config specification for a device. Unless you created custom config specs in a mode, (external) platform or custom device, this is certainly a bug in MPF. Please report this in our forum in that case!
Need more help troubleshooting?¶
Have a look at our Troubleshooting section. It might give you some hints for certain classes of problems.