i have just compiled the sensor4toMQTT sketch but have this error has anyone got any ideas please
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Arduino: 1.6.7 (Windows 10), Board: "Arduino/Genuino Uno" Sketch uses 32,968 bytes (102%) of program storage space. Maximum is 32,256 bytes. Global variables use 2,129 bytes (103%) of dynamic memory, leaving -81 bytes for local variables. Maximum is 2,048 bytes. processing.app.debug.RunnerException: Sketch too big; see http://www.arduino.cc/en/Guide/Troubleshooting#size for tips on reducing it. at cc.arduino.Compiler.size(Compiler.java:315) at cc.arduino.Compiler.build(Compiler.java:156) at processing.app.Sketch.build(Sketch.java:1108) at processing.app.Sketch.build(Sketch.java:1083) at processing.app.Editor$BuildHandler.run(Editor.java:2011) at java.lang.Thread.run(Thread.java:745) Sketch too big; see http://www.arduino.cc/en/Guide/Troubleshooting#size for tips on reducing it. This report would have more information with "Show verbose output during compilation" enabled in File > Preferences.