Garageband midi driver error

 · - Shutdown/restart the computer - Reinstall the device driver for the keyboard [if one is required] - Try another keyboard [if possible] to see if the problem is w/ kbd or computer - Try the keyboard w/ another computer [if possible] to see if the problem is w/ kbd or computer - Try running under a new [test] User [ System Preferences-Users Groups ] - Open up the Audio MIDI Setup utility [ .  · Go to GarageBand Preferences Audio/MIDI, and deselect Audio Units. Play back a project that has been experiencing issues. If the project opens and plays back properly, a plug-in you're using in the project might be damaged or incompatible with your version of www.doorway.ruted Reading Time: 4 mins.  · When you open GarageBand, you may receive this alert message: "Error code -2 was returned by the CoreAudio driver." If you click the Continue button, the audio in the project will not play. This issue affects GarageBand or www.doorway.ruted Reading Time: 30 secs.

This warning message means at one point you had a midi interface connected to your computer such as an input audio box, midi keyboard, etc for an input device into Logic but you have since disconnected it. Even though you disconnected it, Logic is still trying to use it as either and input or output source. - Shutdown/restart the computer - Reinstall the device driver for the keyboard [if one is required] - Try another keyboard [if possible] to see if the problem is w/ kbd or computer - Try the keyboard w/ another computer [if possible] to see if the problem is w/ kbd or computer - Try running under a new [test] User [ System Preferences-Users Groups ] - Open up the Audio MIDI Setup utility [ Applications-Utilities-Audio MIDI Setup ], make sure the keyboard shows up there ["Refresh MIDI. Go to GarageBand - Preferences - Audio/MIDI, if it says there are 0 MIDI devices detected, press the “Reset MIDI Drivers” button and it should detect the PEDpro. That’s it! There is no more setup required to start using MIDI. Your MIDI commands will come through to GarageBand and affect your virtual instrument in real time.

Macintosh HD > Users > [Your User Name] > Library > Audio > MIDI Drivers. Note: the second location above is hidden on Mac OS X and above. If your USB MIDI Controller is not working on a Mac please check the following: Make sure the Controller is connected directly to the USB. 7 Dec Open GarageBand's Audio/MIDI preferences. Click on the Audio Input Driver pop-up menu to select the name of your external speakers or interface.