If Logic Pro isn't working

Acquire what to exercise if Logic Pro won't open, you tin't play or tape in a project, or yous're having another effect.

Try these steps in order

Later on trying each step below, test Logic Pro again to see if y'all've fixed your consequence.

Restart your Mac

Choose Restart from the Apple tree menu .

Update Logic Pro

Choose Apple carte  > App Store, then click Updates in the toolbar. If a Logic Pro update is bachelor, click the Update button to download and install it.

Check device or software compatibility

If you're using an external audio interface, MIDI interface, storage system, command surface, or plug-in not made by Apple tree, make sure that it's uniform with the latest version of Logic Pro. Contact the manufacturer for support. If an update is available, follow the manufacturer'south instructions to update the device or software.

Use congenital-in audio with Logic Pro

If y'all're using an external audio interface, attempt using the congenital-in audio on your Mac instead of the interface.

  1. Unplug your external audio interface from your Mac.
  2. Open Logic Pro, and then choose Logic Pro > Preferences > Audio/MIDI > Devices.
  3. Choose Built-In Output from the Output Device pop-up bill of fare.
  4. Choose Built-in Microphone (or Built-in Input, depending on your calculator) from the Input Device pop-up card.
  5. Open and play back a projection that's been experiencing bug.

If the project opens and plays back properly, y'all might need to update or service your sound interface. Contact the manufacturer for support.

If you aren't using an external audio interface, endeavor bypassing third-political party Sound Units plug-ins.

Open Logic Pro without audio input and output

  1. Open Logic Pro and immediately press and concord the Command cardinal before a project opens.
  2. In the warning, click Don't Launch.

If Logic Pro opens, you might need to update or service your external audio interface. Contact the manufacturer for support. It tin can as well mean a third-party Audio Units plug-in might exist damaged, or information technology might not be compatible with your version of Logic Pro. You can try bypassing plug-ins to troubleshoot your consequence.

Featherbed tertiary-political party Sound Units plug-ins

Test with a new project

You can create a new projection and test to check if the issue is with your project or Logic Pro app.

  1. If Logic Pro is open, quit the app.
  2. Open up Logic Pro and create a new empty project.
  3. Add together Apple Loops to the new project.
  4. Endeavour to recreate the effect yous were having. For case, if the project yous're having an result with uses a particular third-party plug-in, add it to the test project. If the problem reappears, the plug-in might be damaged or might need to be updated.

Test Logic Pro with a new user account

Create another user account on your Mac, then try to recreate the issue in the new user account. If the effect doesn't occur in the new user account, settings or files in the original account might be causing the consequence.

Reset Logic Pro preferences

Resetting preferences doesn't bear on your project files, presets, or patches. However, you lot do lose whatsoever custom preference settings that you lot might have fabricated.

  1. Choose Logic Pro > Preferences, and note any specific Logic Pro preference settings that you've made.
  2. Choose Logic Pro > Preferences > Reset All Preferences Except Key Commands.

Afterward resetting preferences, open your project and effort to reproduce the outcome that y'all were experiencing. If the issue no longer occurs, open up Logic Pro preferences and reapply your custom preference settings.

Delete Logic Pro preferences

  1. In Logic Pro, note any custom preference settings that you've made, and save whatever custom key commands you've created.
  2. Quit Logic Pro.
  3. In the Finder, choose Become > Go to Folder.
  4. Enter ~/Library/Preferences, then click Get.
  5. Remove the "com.apple.logic10.plist" file from the Preferences folder.
  6. If y'all upgraded from Logic ix or earlier to Logic Pro, also remove the "com.apple.logic.pro" file.
  7. Restart your Mac.

Afterward deleting preferences, open up your project and try to reproduce the issue that y'all were experiencing. If the result no longer occurs, cull Logic Pro > Preferences, reapply your custom settings, and import your custom key commands.

Reinstall Logic Pro

Still not working?

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