Home » Posts

iSync Issue: No Writable Calendar Found

iSync users who keep their contacts and calendars synchronized between their computers and mobile phones may run into a problem where iCal no longer syncs properly, and instead gives an error indicating the lack of an available and ready calendar.

April 15, 2025 · 1 min · 64 words · Katherine Cole

Fix: Reset the sync folderOpen the iSync software and go to it’s preferences.

When the command completes, follow the same steps above to re-enable syncing on the gear and attempt again.

Apple claims doing this can result in duplicate entries for sync information, or loss of sync information.

If users attempt this, it is highly recommended they back up their contacts and calendars first.