Instruction Manual

939
Troubleshooting
SONAR Can’t Find the Wavetable Synth
or MPU401
Follow this procedure:
1. Open the Audio Options dialog (Options-Audio command), and on the
Advanced tab, check the Always Use MME Interface, Even When WDM
Drivers Are Available option.
2. Click OK to close the dialog.
3. Close SONAR and reopen it.
4. Use the Options-MIDI Devices command to open the MIDI Devices
dialog.
5. Highlight the Wavetable synth and/or the MPU401 (or whatever synth
your sound card contains).
6. Click OK to close the dialog.
Now your sound card synth and/or the MPU401 should appear in the drop-
down menus of the Output fields of your MIDI tracks.
I Get an Error Message When I Change a
Project to 24-bit Audio
Some audio devices, especially USB devices that use WDM drivers, can
not operate in 24-bit mode unless a variable in SONAR’s
AUD.INI file is set to
1. The variable is Use24BitExtensible=<0 or 1>, which goes in the [name of
your audio device (‘n’ in, ‘n’ out)] section.
For more information, see AUD.INI.
More Frequently Asked Questions.
Bouncing Tracks Takes a Long Time
By default, SONAR uses a buffer for bouncing tracks that is the same size
as the Mixing Latency value that you set in the Audio Options dialog. But
with some projects, especially ones that use certain soft synths, the bounce
buffer needs to have its own value. You can set the value in the
AUD.INI file
with the BounceBufSizeMsec=0 line in the Wave section. At a value of 0,
the bounce buffer is the same size as the Mixing Latency value that you set