It worked out perfectly, the core calender files were not updated. Due to permision restriction on the folder, the new update wasn't installed properly.
Thank you for your help.
Il giorno 10 set 2012 alle 14:30, Thenly <email@example.com> ha scritto:
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Subject: After upgrading widget and calendar page are broken.
SEP 10, 2012 | 02:30PM PDT
Can you please try updating your core calendar files by doing the following:
Let me know if this resolves the issue.