If Logic Pro stops responding or quits unexpectedly when opening the app, use startup modifier keys to troubleshoot the issue. By holding down modifier keys while you open Logic Pro, you can put Logic Pro into one of several troubleshooting modes.
To do this, go to your Applications folder, double-click the Logic Pro app, then hold down the respective modifier key s from the table below until a dialog appears or Logic Pro opens.
Use startup modifier keys with Logic Pro If Logic Pro stops responding or quits unexpectedly when opening the app, use startup modifier keys to troubleshoot the logic pro x unexpectedly quit while trying to use the audio unit free download. Modifier key s Description Purpose Control Start without audio This can be helpful to rule out issues with a specific Core Audio driver, especially if you're using an external audio interface. In some cases, Logic Pro may stop responding or quit unexpectedly while initializing the Core Audio driver.
If Logic Pro opens, you might need to update or service your external audio interface. In this mode, Logic Pro only loads validated Audio Units. The validation scan takes place automatically when Logic Pro is first opened, when an updated version of Logic Pro is installed, and when you install new plug-ins or update existing ones. Option Open without automatic startup actions This opens Logic Pro without automatically loading the most recent project, the Open dialog, Templates dialog, or any other option as set on the Project Handling pane of the General Preferences window.
This can help rule out issues that might be caused by the currently loaded project. Published Date: May 03, Yes No. Character limit: Maximum character limit is Start a discussion in Apple Support Communities. Ask other users about this article Ask other users about this article. This can be helpful to rule out issues with a specific Core Audio driver, especially if you're using an external audio interface. If you have enabled Audio Units that have logic pro x unexpectedly quit while trying to use the audio unit free download failed the Audio Units validation scan, open Logic Pro in this mode.
This opens Logic Pro without automatically loading the most recent project, the Open dialog, Templates dialog, or any other option as set on the Project Handling pane of the General Preferences window.
