Calendar is keeping crashing at opening

Calendar is keeping crashing at opening

Details :

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Translated Report (Full Report Below)

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Process: Calendar [3077]

Path: /System/Applications/Calendar.app/Contents/MacOS/Calendar

Identifier: com.apple.iCal

Version: 11.0 (2855.6.1)

Build Info: Calendar-2855006001000000~2

Code Type: X86-64 (Native)

Parent Process: launchd [1]

User ID: 501