Have you tried changing #define RF24_DATARATE in MyConfig.h from RF24_250KBPS to RF24_1MBPS or RF24_2MBPS?
That helped in my case. But you have to recompile gateway and node(s).
Have you tried changing #define RF24_DATARATE in MyConfig.h from RF24_250KBPS to RF24_1MBPS or RF24_2MBPS?
That helped in my case. But you have to recompile gateway and node(s).