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processing arduino library & serial library problem when used with midiBus library

[0 Replies]
- 06-Jul-2012 01:20 PM
- Forum: Contributed Library Questions
Hey guy's -- I am getting a really annoying error that keeps happening when using the arduino library along with the midi library -- here it is:

java.io.IOException: Input/output error in writeByte

at gnu.io.RXTXPort.writeByte(Native Method)

at gnu.io.RXTXPort$SerialOutputStream.write(RXTXPort.java:1093)

at processing.serial.Serial.write(Unknown Source)

at cc.arduino.Arduino.digitalWrite(Arduino.java:236)

at BASIC_2.controllerChange(BASIC_2.java:139)

at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at themidibus.MidiBus.notifyPApplet(Unknown Source)

at themidibus.MidiBus$MReceiver.send(Unknown Source)

at com.sun.media.sound.AbstractMidiDevice$TransmitterList.sendMessage(AbstractMidiDevice.java:675)

at com.sun.media.sound.MidiInDevice.callbackShortMessage(MidiInDevice.java:158)

at com.sun.media.sound.MidiInDevice.nGetMessages(Native Method)

at com.sun.media.sound.MidiInDevice.run(MidiInDevice.java:126)

at java.lang.Thread.run(Thread.java:662)

The MidiBus Warning: Disabling controllerChange(int channel, int number, int value) because an unkown exception was thrown and caught

java.lang.reflect.InvocationTargetException

at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at themidibus.MidiBus.notifyPApplet(Unknown Source)

at themidibus.MidiBus$MReceiver.send(Unknown Source)

at com.sun.media.sound.AbstractMidiDevice$TransmitterList.sendMessage(AbstractMidiDevice.java:675)

at com.sun.media.sound.MidiInDevice.callbackShortMessage(MidiInDevice.java:158)

at com.sun.media.sound.MidiInDevice.nGetMessages(Native Method)

at com.sun.media.sound.MidiInDevice.run(MidiInDevice.java:126)

at java.lang.Thread.run(Thread.java:662)

Caused by: java.lang.RuntimeException: Error inside Serial.write()

at processing.serial.Serial.errorMessage(Unknown Source)

at processing.serial.Serial.write(Unknown Source)

at cc.arduino.Arduino.digitalWrite(Arduino.java:236)

at BASIC_2.controllerChange(BASIC_2.java:139)

... 10 more

anyone else run into this problem?? any ideas on how to stop this error from happening?? I have arduino.serialWrite functions being called when midi data is being read -- is this the problem??

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