I am getting these errors with eclipse.
make[1]: *** [Makefile:177: _build/app_button.o] Error 2
make[1]: Leaving directory 'C:/Nrf_Env/nRF5_SDK_11.0.0_89a8197/examples/ble_peripheral/ble_app_beacon/pca10028/s130/armgcc'
make: *** [Makefile:140: all] Error 2
"make all" terminated with exit code 2. Build might be incomplete.
15:51:29 Build Failed. 2 errors, 0 warnings. (took 449ms)