I'm seeing an error code on the screen

If the message "ERROR" and an error number appears on the screen, see these explanations.

My screen shows ERROR 8
The Bangalore Broadside's code ERROR 8 simply means that the battery charge is low. See "How much charge is left in my battery?" for ...
Mon, 26 Jan, 2015 at 9:41 PM
My screen shows ERROR 2 SPARK_FASTCHARGE
The Bangalore Broadside's code ERROR 2 means that the time taken to charge the spark capacitor (the large blue component on the back of the board) was ...
Mon, 23 Mar, 2015 at 12:11 PM