The information in this article applies to:

• SONAR 8.5
• SONAR 8
• SONAR 7
• SONAR 6
• SONAR 5
• SONAR 4
• SONAR Home Studio (All Versions)

If your project contains several track/clip automation envelopes, setting your MIDI Playback buffer size too low (in Options-Global-MIDI) can cause audio to crackle if your audio latency is also set very low. This problem will be somewhat worse if you enable multiprocessing in the audio engine. To minimize or eliminate these crackles, please be sure to keep your MIDI playback buffers at or above the default setting 500 msec