Hi
I need a bit of help with the graph example on the Arduino website, some times it works fine but most of the the time it errors with the following error
java.lang.StringIndexOutOfBoundsException: String index out of range: -1
java.lang.StringIndexOutOfBoundsException: String index out of range: -1
at java.lang.String.substring(String.java:1768)
at Temporary_1107_1574.serialEvent(Temporary_1107_1574.java:60)
at Temporary_1107_1574.draw(Temporary_1107_1574.java:48)
at processing.core.PApplet.handleDisplay(PApplet.java:1465)
at processing.core.PGraphics.requestDisplay(PGraphics.java:690)
at processing.core.PApplet.run(PApplet.java:1562)
at java.lang.Thread.run(Thread.java:613)
at java.lang.String.substring(String.java:1768)
at Temporary_1107_1574.serialEvent(Temporary_1107_1574.java:60)
at Temporary_1107_1574.draw(Temporary_1107_1574.java:48)
at processing.core.PApplet.handleDisplay(PApplet.java:1465)
at processing.core.PGraphics.requestDisplay(PGraphics.java:690)
at processing.core.PApplet.run(PApplet.java:1562)
at java.lang.Thread.run(Thread.java:613)
is there nay thing stupid i am doing ???? any help would be greatly appricated
Cheers
James