hi i try to run arduino IDE 1.5.6 r2 on fedora 20 but when i compile my codes IDE shows this error : Arduino: 1.5.6-r2 (Linux), Board: "Arduino Uno" /home/hossein/Programs/arduino-1.5.6-r2/hardware/tools/avr/bin/../lib/gcc/avr/4.3.2/cc1plus: error while loading shared libraries: libmpfr.so.1: can…

How to install (or run) BETA version of arduino (like 1.5.6r2) on Linux Fedora20

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