Outlook has suddenly stopped working. Outlook 2011 for Mac application won’t launch or start. Splash screen comes up and then disappears again.Then the program quit.
Solution 1:- (Rebuild Outlook database)
Method 1: Press and hold Option key when launching Outlook to rebuild the identity.
Method 2: Press and hold Alt key (windows) and click the Outlook icon on on the Dock (If the icon not appears on dock, Go to /Applications/Microsoft Office 2011 folder and drag the outlook file to Dock).
Microsoft database utility will appear. Now click the Rebuild button.
It will reboot Outlook database. After it finished the process, click the Done button and close the Microsoft Database utility.
Method 3: Open Applications and choose Microsoft Office 2011 folder. Then select the office folder and find Microsoft Database Utility.app. Here you can find rebuild option.
Solution 2:- (Remove Outlook preference file)
Go to ~/Library/Preferences and delete Outlook preference file (file name starts with “com.microsoft”).
Solution 3: (Nano suggested)
Open Terminal app and type the following command to delete old preferences.
defaults delete com.microsoft.Outlook
Next type or paste the following command to kill the cached preferences.
Then launch Microsoft Outlook.
If the above methods doesn’t work, re-install office 2011 software.