Retrouvez ci dessous un guide des optimisations possibles Sous Avid Protools avec Mac OS X 10.7 Lion.

Pro Tools can be affected by system settings and other software and hardware drives installed on your computer. For best possible performance, it is recommended that you do the following:
Optimizations

• Required Optimizations
  • Configure System Preferences
  • Optimize Energy Saver
  • Turn off Airport and Bluetooth
  • Disable FireWire Networking
  • Disable FileVault protection
  • Update iLok Drivers
  • Software Update

• Optional Optimizations
  • Disable Spotlight Indexing
  • Disable Sudden Motion Sensor (For laptops only.)

Troubleshooting

• Deleting Pro Tools Databases and Preferences
• Uninstall and Reinstall Pro Tools
• Repair Disk Permissions
• New User Account
• Remove Login Items
• Remove Startup Items
• Check Plug-in Compatibility

Configure System Preferences

• Click on the Apple menu in the upper left corner of your screen
• Choose System Preferences

Optimize Energy Saver
This optimization will free up system resources as well as prevent the computer from going to sleep or standby mode which can cause audio dropouts with Pro Tools software and hardware.

• Click the ‘Energy Saver’ preference.
• Set the slider for ‘Put the computer to sleep…’ to ‘Never’.
• Uncheck the box for ‘Put the hard disk(s) to sleep when possible’.

Turn off Wi-Fi (formerly called AirPort) and Bluetooth
If your computer is equipped with Bluetooth wireless and/or a Wi-Fi (AirPort) card, these may need to be disabled for Pro Tools to work correctly.  In addition to freeing up system resources, disabling these can help resolve DAE errors -6085, -6086 and -6101.
Wi-Fi

• Click the ‘Network’ preference.
• On the left hand sidebar, click on Wi-Fi.
• Click on the button that says Turn Wi-Fi Off.

Bluetooth

• Click on the ‘Bluetooth’ preference.
• Uncheck the box for ‘On’.

Disable FireWire Networking
This optimization can help free up bandwidth in the firewire bus and allow Digidesign FireWire devices to work more efficiently.

• Click on the ‘Network’ preference.
• On the left hand sidebar, click on FireWire or Built-In FireWire.
• Click on the drop-down menu for ‘Configure IPv4’ and choose Off.
• Click Apply and restart your computer.

Disable FileVault protection
This optimization will allow your hard drive to work more efficiently with Pro Tools and can prevent DAE Error -9035 from occurring.

• Click the ‘Security & Privacy’ preference.
• Click on the ‘FileVault’ tab.
• In this window find where is states: ‘FileVault protection is (on/off) for the hard disk…’.
• If FileVault is on, click the button to ‘Turn Off FileVault’.

Update iLok Drivers

• Visit the iLok website.
• Download the iLok Driver Installer.
• Install it afterwards.

Software Update
Some updates to your Mac software can cause conflicts with Pro Tools.  Disabling this will prevent your computer from automatically updating.  If there is an update that you need, you can manually update your Mac software my clicking on the Apple menu in the upper left corner of your screen and choosing Software Update.

• Click the ‘Software Update’ preference and make sure the box that is labeled ‘Check for updates:’ is unchecked.

Disable Spotlight Indexing
Spotlight indexing can sometimes cause conflicts with Pro Tools’ database files, causing the drive to work sporadically.  Disabling this will allow the drive to function more efficiently in Pro Tools.

• Click the ‘Spotlight’ preference.
• Click on the Privacy tab.
• Every hard drive that is being used (internal and external) needs to be added to this list.
• To add a drive to the list, drag the hard drive icon from the desktop onto this list.
• Repeat until all hard drives appear in the list.

Disable Sudden Motion Sensor (For laptops only.)
If you’re recording in a loud environment, this optimization will prevent the Sudden Motion Sensor from kicking in and throwing a -9073 error in Pro Tools.

• Double-click on the Macintosh HD icon on your desktop.  (This would be your system drive if you have renamed it to something else.)
• Go to the Applications folder.
• Go to the Utilities folder.
• Double-click on Terminal.
• Type sudo pmset -a sms 0 and press Return. (Typing in ‘0’ disables it.)
• Enter your administrator when prompted.
• Type sudo pmset -g to verify that this has been applied.

To re-enable Sudden Motion Sensor:

• Go back to Terminal following the above steps.
• Type sudo pmset -a sms 1 and press Return. (Typing in ‘1’ re-enables it.)
• Enter your administrator when prompted.
• Type sudo pmset -g to verify that this has been applied.

These are important steps in order to resolve various issues, such as assertion errors, graphic or display problems, and other intermittent issues that are not specifically hardware or compatibility related. Listed below are the paths to all the database and preference files installed by Pro Tools. Once you have deleted these files, you should empty the trash and restart your computer. These files will be recreated when Pro Tools is launched.
Pro Tools Databases

• Double-click on the Macintosh HD icon on your desktop.  (This would be your system drive if you have renamed it to something else.)
• Go to the Library folder.
• Go to the Application Support folder.
• Go to the Avid folder.
• Go to the Pro Tools folder.
• Find the folder called Databases and drag it to your trash.
• NOTE: If you are using Pro Tools HD or Complete Production Toolkit, you will want to backup your Catalogs folder before deleting the Databases folder.

Pro Tools Preferences

• From the Finder, click on the ‘Go’ menu at the top of your screen.
• Press and hold the Option key on your keyboard and choose ‘Library’.
• Go to the Preferences folder.
• Delete the following files:
  • com.digidesign.ProTools.plist
  • com.digidesign.ProTools.plist.lockfile
  • DAE Prefs
  • DigiSetup.OSX
  • Pro Tools Prefs

Uninstall and Reinstall Pro Tools
Uninstalling and reinstalling Pro Tools can help resolve issues with corrupt or faulty installations, as well as issues derived from overlapping installs of Pro Tools.  In many cases, this is more efficient than deleting Pro Tools preferences and databases.

• Double-click on the Macintosh HD icon on your desktop.  (This would be your system drive if you have renamed it to something else.)
• Go to the Applications folder.
• Go to the Digidesign folder.
• Go to the Pro Tools folder.
• Go to the Pro Tools Utilities folder.
• Double-click on Uninstall Pro Tools.
• Hit Continue on the first screen and then choose the Clean Uninstall option.

Repair Disk Permissions

• Double-click on the Macintosh HD icon on your desktop. (This would be your system drive if you have renamed it to something else.)
• Go to the Applications folder.
• Go to the Utilities folder.
• Double-click on Disk Utility.
• Select the boot volume. (This would be called ‘Macintosh HD’ unless you have renamed it to something else)
• Go to the ‘First Aid’ tab and select « Repair Disk Permissions ».

New User Account
This troubleshoot can help with issues launching Pro Tools.  Issues inside and outside of Pro Tools can be caused by conflicting preferences from other applications.  By default, a new user account will not have any preferences made for any programs and will allow Pro Tools

• Open System Preferences.
• Click on the ‘Users & Groups’ preference.
• Click the Lock to authenticate and enter your password.
• Click the ‘+’ under the list of users.
• Set the ‘New Account’ type to ‘Administrator’.
• Give this new user any name and password that you want.
• Click ‘Create Account’.

Then login to this new account and run Pro Tools.

• Go to the Apple menu and choose ‘Log Out (Username)’.
• Wait for the login screen and then login in as the new user.
• Launch Pro Tools.

Remove Login Items

• Open System Preferences.
• Click on the ‘Users & Groups’ preference.
• Select the account you’re logged into on the left hand side.
• Click Login Items.
• Go through the list and select each item, one at a time, and click the ‘-‘ below the list to remove the item.

Remove Startup Items

• Double-click on the Macintosh HD icon on your desktop.  (This would be your system drive if you have renamed it to something else.)
• Go to the Library folder.
• Go to the StartupItems folder.
• Delete all items except for Digidesign and PACESupport items.
• NOTE: Double-check the functionality of any unknown Startup Items before deleting them to ensure that you’re not losing any essential applications.

Check Plug-In Compatibility
Make sure that all Plug-Ins are compatible with the version of Pro Tools that is installed on your system. Check with 3rd party programmers for their most up-to-date versions, you can also check the plug-in compatibility grid on the Avid website:
    * Plug-in Compatibility Grid

• Double-click on the Macintosh HD icon on your desktop.  (This would be your system drive if you have renamed it to something else.)
• Go to the Library folder.
• Go to the Application Support folder.

For Pro Tools 10 and later:

• Go to the Avid folder.
• Go to the Audio folder.
• Go to the Plug-ins folder.
• Click once on the plug-in that you want to check compatibility of.
• Go to the File menu and choose Get Info
• In the General section, check the version number.

For Pro Tools 9 and earlier:

• Go to the Digidesign folder.
• Go to the Plug-ins folder.
• Click once on the plug-in that you want to check compatibility of.
• Go to the File menu and choose Get Info
• In the General section, check the version number.