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My calendar won't refresh.

I updated to Yosemite a couple of days ago. Now, my calendar on my mac book pro won't sync. I get a message saying that it can't be refreshed and to check the internet connection. It's been fine every time I've opened the calendar. All my entries are appearing on my iPhone and iPad. All three used to simply sync automatically. Any advice?

MacBook Pro, Mac OS X (10.6.8)

Posted on Nov 10, 2014 9:48 AM

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Question marked as Best reply

Posted on Nov 10, 2014 11:23 AM

Please take each of the following steps that you haven't already tried, until the problem is resolved. Back up all data before making any changes.

Step 1

From the Calendar menu bar, select

Calendar ▹ Preferences... ▹ Accounts

Choose the affected account from the list on the left and uncheck the box marked

Enable this account

Then check the box again. Test.

Step 2

Make a note of the account settings, then delete the account and add it back with the same settings.

Step 3

If you can't add the account, the settings may be invalid. Verify them. How you do that depends on what kind of account it is. If it's a Google calendar and you've activated 2-step verification, you need to generate an application-specific password in your Google account and enter it in place of your old password.

Step 4

Quit Calendar. Triple-click anywhere in the line below on this page to select it: \

~/Library/Calendars/Calendar Cache

Right-click or control-click the highlighted line and select

Services ▹ Reveal

from the contextual menu.* A Finder window should open with a file named "Calendar Cache" selected.

Move the selected file to the Trash. There may be one or two other files in the same folder with names that begin in "Calendar Cache". If so, delete those files too.

*If you don't see the contextual menu item, copy the selected text to the Clipboard by pressing the key combination command-C. In the Finder, select

Go Go to Folder...

from the menu bar and paste into the box that opens by pressing command-V. You won't see what you pasted because a line break is included. Press return.

Step 5

Follow the instructions in this support article.

4 replies
Question marked as Best reply

Nov 10, 2014 11:23 AM in response to whitneyr

Please take each of the following steps that you haven't already tried, until the problem is resolved. Back up all data before making any changes.

Step 1

From the Calendar menu bar, select

Calendar ▹ Preferences... ▹ Accounts

Choose the affected account from the list on the left and uncheck the box marked

Enable this account

Then check the box again. Test.

Step 2

Make a note of the account settings, then delete the account and add it back with the same settings.

Step 3

If you can't add the account, the settings may be invalid. Verify them. How you do that depends on what kind of account it is. If it's a Google calendar and you've activated 2-step verification, you need to generate an application-specific password in your Google account and enter it in place of your old password.

Step 4

Quit Calendar. Triple-click anywhere in the line below on this page to select it: \

~/Library/Calendars/Calendar Cache

Right-click or control-click the highlighted line and select

Services ▹ Reveal

from the contextual menu.* A Finder window should open with a file named "Calendar Cache" selected.

Move the selected file to the Trash. There may be one or two other files in the same folder with names that begin in "Calendar Cache". If so, delete those files too.

*If you don't see the contextual menu item, copy the selected text to the Clipboard by pressing the key combination command-C. In the Finder, select

Go Go to Folder...

from the menu bar and paste into the box that opens by pressing command-V. You won't see what you pasted because a line break is included. Press return.

Step 5

Follow the instructions in this support article.

My calendar won't refresh.

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