src/Hemokit.hs:525:46:
No instance for (NFData DeviceInfo)
arising from a use of genericRnf' Possible fix: add an instance declaration for (NFData DeviceInfo) In the expression: genericRnf In an equation forrnf': rnf = genericRnf
In the instance declaration for `NFData EmotivDeviceInfo'
src/Hemokit.hs:525:46: No instance for (NFData DeviceInfo) arising from a use of
genericRnf' Possible fix: add an instance declaration for (NFData DeviceInfo) In the expression: genericRnf In an equation for
rnf': rnf = genericRnf In the instance declaration for `NFData EmotivDeviceInfo'