I get the following error when trying to use the IP2STR macro in my project. Please advise. /Users/jjohnston/.platformio/packages/framework-arduinoespressif/tools/sdk/lwip/include/lwip/ip_addr.h:220:43: error: invalid cast from type ‘IPAddress’ to type ‘u8_t* {aka unsigned char*}’

After updating PlatformIO I am now getting this ERROR

valeros August 10, 2016, 8:47am 5

Could you try a workaround mentioned here? Just modify your build_flags:

build_flags = -ULWIP_OPEN_SRC -Wl,-Tesp8266.flash.4m.ld