I encountered a problem today when I no longer can use the Arduino IDE to upload or even compile ANYTHING. I have a sketchbook full of working sketches that will not compile or load. Blink will not compile! I get errors like this: Blink:14: error: ‘pinMode’ was not declared in this scope Blink.cp…

Arduino 1.0.1 total breakdown on Linux

Topic		Replies	Views
example Blink does not compile IDE 1.x	5	4361	May 5, 2021
Help ! Can't compile anything anymore... Programming	9	5452	May 5, 2021
I can't upload something or check IDE 1.x	5	1744	May 5, 2021
Problem compile blink file in linux Due	10	9733	May 6, 2021
Arduino-1.0.1 doesn't run IDE 1.x	5	2452	May 5, 2021