Hey, I am new to Arduino and I am having issues uploading any programs. I have an Arduino Uno and I am running the 1.6.8 software on a Mac with OS 10.10. I have selected Arduino Uno under the board selection and /dec/cu.usbserial-DN00Q2DE as the port. The on light for the Arduino is on and a blue light by pin 13 is blinking. Whenever I try and upload any programs to the board this is the error I get.
processing.app.debug.RunnerException
at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:179)
at cc.arduino.UploaderUtils.upload(UploaderUtils.java:78)
at processing.app.Sketch.upload(Sketch.java:1178)
at processing.app.Sketch.exportApplet(Sketch.java:1152)
at processing.app.Sketch.exportApplet(Sketch.java:1124)
at processing.app.Editor$DefaultExportHandler.run(Editor.java:2417)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
at java.lang.String.replace(String.java:2240)
at processing.app.helpers.StringReplacer.replaceFromMapping(StringReplacer.java:97)
at processing.app.helpers.StringReplacer.replaceFromMapping(StringReplacer.java:89)
at processing.app.helpers.StringReplacer.formatAndSplit(StringReplacer.java:37)
at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:174)
... 6 more
Any help would be appreciated.