In the Tools drop down menu, select USB TYPE, and within that drop down menu select Serial + MTP Disk (Experimental). You need Teensydunio 1.57 for this. In earlier Teensydunio's, you could only select MTP Disk (Experimental) which does not provide a serial device to see debug messages.
Tanks; That solved that issue, but now I have again another issue. This is what I get when i verify:
AudioGuestbook:49: error: redefinition of 'AudioSynthWaveform waveform1'
AudioSynthWaveform waveform1; // To create the "beep" sfx
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:43:25: note: 'AudioSynthWaveform waveform1' previously declared here
AudioSynthWaveform waveform1; // To create the "beep" sfx
^
AudioGuestbook:50: error: redefinition of 'AudioInputI2S i2s2'
AudioInputI2S i2s2; // I2S input from microphone on audio shield
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:44:25: note: 'AudioInputI2S i2s2' previously declared here
AudioInputI2S i2s2; // I2S input from microphone on audio shield
^
AudioGuestbook:51: error: redefinition of 'AudioPlaySdWav playWav1'
AudioPlaySdWav playWav1; // Play 44.1kHz 16-bit PCM greeting WAV file
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:45:25: note: 'AudioPlaySdWav playWav1' previously declared here
AudioPlaySdWav playWav1; // Play 44.1kHz 16-bit PCM greeting WAV file
^
AudioGuestbook:52: error: redefinition of 'AudioRecordQueue queue1'
AudioRecordQueue queue1; // Creating an audio buffer in memory before saving to SD
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:46:26: note: 'AudioRecordQueue queue1' previously declared here
AudioRecordQueue queue1; // Creating an audio buffer in memory before saving to SD
^
AudioGuestbook:53: error: redefinition of 'AudioMixer4 mixer'
AudioMixer4 mixer; // Allows merging several inputs to same output
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:47:26: note: 'AudioMixer4 mixer' previously declared here
AudioMixer4 mixer; // Allows merging several inputs to same output
^
AudioGuestbook:54: error: redefinition of 'AudioOutputI2S i2s1'
AudioOutputI2S i2s1; // I2S interface to Speaker/Line Out on Audio shield
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:48:26: note: 'AudioOutputI2S i2s1' previously declared here
AudioOutputI2S i2s1; // I2S interface to Speaker/Line Out on Audio shield
^
AudioGuestbook:61: error: redefinition of 'AudioControlSGTL5000 sgtl5000_1'
AudioControlSGTL5000 sgtl5000_1;
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:60:26: note: 'AudioControlSGTL5000 sgtl5000_1' previously declared here
AudioControlSGTL5000 sgtl5000_1;
^
AudioGuestbook:75: error: redefinition of 'float beep_volume'
float beep_volume = 0.04f; // not too loud
^
C:\Users\ianvi\Arduino\hardware\teensy\avr\libraries\AudioGuestbook\AudioGuestbook.ino:74:7: note: 'float beep_volume' previously defined here
float beep_volume = 0.04f;
^
Exception in thread "Thread-31" java.lang.Error: Error: could not match input
at org.fife.ui.rsyntaxtextarea.modes.CPlusPlusTokenMaker.zzScanError(CPlusPlusTokenMaker.java:2095)
at org.fife.ui.rsyntaxtextarea.modes.CPlusPlusTokenMaker.yylex(CPlusPlusTokenMaker.java:2343)
at org.fife.ui.rsyntaxtextarea.modes.CPlusPlusTokenMaker.getTokenList(CPlusPlusTokenMaker.java:1919)
at org.fife.ui.rsyntaxtextarea.RSyntaxDocument.getTokenListForLine(RSyntaxDocument.java:431)
at org.fife.ui.rsyntaxtextarea.SyntaxView.modelToView(SyntaxView.java:541)
at javax.swing.plaf.basic.BasicTextUI$RootView.modelToView(BasicTextUI.java:1509)
at javax.swing.plaf.basic.BasicTextUI.modelToView(BasicTextUI.java:1047)
at javax.swing.plaf.basic.BasicTextUI.modelToView(BasicTextUI.java:1022)
at javax.swing.text.JTextComponent.modelToView(JTextComponent.java:1377)
at org.fife.ui.rtextarea.RTextAreaBase.possiblyUpdateCurrentLineHighlightLocation(RTextAreaBase.java:778)
at org.fife.ui.rtextarea.RTextArea.fireCaretUpdate(RTextArea.java:614)
at org.fife.ui.rsyntaxtextarea.RSyntaxTextArea.fireCaretUpdate(RSyntaxTextArea.java:835)
at javax.swing.text.JTextComponent$MutableCaretEvent.fire(JTextComponent.java:4394)
at javax.swing.text.JTextComponent$MutableCaretEvent.stateChanged(JTextComponent.java:4416)
at javax.swing.text.DefaultCaret.fireStateChanged(DefaultCaret.java:802)
at javax.swing.text.DefaultCaret.changeCaretPosition(DefaultCaret.java:1274)
at javax.swing.text.DefaultCaret.handleSetDot(DefaultCaret.java:1173)
at javax.swing.text.DefaultCaret$DefaultFilterBypass.setDot(DefaultCaret.java:1913)
at javax.swing.text.NavigationFilter.setDot(NavigationFilter.java:64)
at org.fife.ui.rtextarea.ConfigurableCaret$FoldAwareNavigationFilter.setDot(ConfigurableCaret.java:724)
at javax.swing.text.DefaultCaret.setDot(DefaultCaret.java:1151)
at javax.swing.text.DefaultCaret.setDot(DefaultCaret.java:1051)
at javax.swing.text.JTextComponent.setCaretPosition(JTextComponent.java:1631)
at processing.app.Editor.addLineHighlight(Editor.java:1687)
at processing.app.Editor.statusError(Editor.java:2611)
at processing.app.Editor$BuildHandler.run(Editor.java:1662)
at java.lang.Thread.run(Thread.java:748)
Anyone know what I need to do to fix it?