How to solve this arduino error-error: pins_arduino.h: No such file or directory

Question

how do I solve this error on my Arduino sketch,

In file included from sketch_feb14a.cpp:20: G:\arduino-1.0-windows_2\arduino-1.0\hardware\arduino\cores\arduino/Arduino.h:212:26: error: pins_arduino.h: No such file or directory

Answer 1

For the breadboard example I added this to the boards.txt that comes with the breadboard sample.

atmega328bb.build.variant=arduino:standard

Answer 2

Double check what board you have configured in the IDE, Tools->Board The pins file defines the pin configuration of your Arduino board.

If that's not it, then try a new install of the IDE.