Could not edit Calendar

Description

When I try to edit the calendar https://jira.inside.1-stop.biz/secure/ListVSLACalendarsAction!editCalendar.jspa?calendarId=1 it throws a 404 dead link error.

When I try to configure I could not do anything inside and when I click save it throws a 500 error see attached error details.

Environment

Jira v6.3.1
IE/Chrome

Status

Assignee

Unassigned

Reporter

HenryA

Type Of Support

Maintenance

Additional contacts

None

Affects versions

7.0.3.10

Priority

Major
Configure