I am getting this error every time I try to compile it. Is there any way to fix this? Thank you. Arduino: 1.8.10 (Mac OS X), Board: "Arduino Uno WiFi Rev2, ATMEGA328 ...

Proto is a C ++ class for implementing a protocol of initiation between multiple Arduino through RF24 radios. An Arduino will have the function of Master while all the others that of Slave. On each ...