Contentbylabel fails showing 'Error formatting macro: contentbylabel: java.util.ConcurrentModificationException...' to the user.

      This is occuring randomly but repeatedly, hundreds of times a day in our environment with about 10 000 pageviews per day, with contentbylabel used on every space's Homepage.

            [CONFSERVER-15313] Contentbylabel ConcurrentModificationException

            George Varghese made changes -
            QA Demo Status New: Not Needed [ 14332 ]
            QA Kickoff Status New: Not Needed [ 14236 ]
            Resolution New: Low Engagement [ 10300 ]
            Status Original: Gathering Impact [ 12072 ] New: Closed [ 6 ]
            George Varghese made changes -
            Labels Original: affects-server editor editor-macros macros-contentbylabel-macro tidy New: affects-server cleanup-seos-fy25 editor editor-macros macros-contentbylabel-macro tidy
            SET Analytics Bot made changes -
            UIS Original: 1 New: 2
            SET Analytics Bot made changes -
            UIS Original: 2 New: 1
            SET Analytics Bot made changes -
            UIS Original: 1 New: 2
            SET Analytics Bot made changes -
            UIS Original: 2 New: 1
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            UIS Original: 5 New: 2
            SET Analytics Bot made changes -
            UIS Original: 2 New: 5
            SET Analytics Bot made changes -
            UIS Original: 0 New: 2
            SET Analytics Bot made changes -
            UIS Original: 1 New: 0

              Unassigned Unassigned
              a9eea17f69d1 Jonas Sundman
              Affected customers:
              17 This affects my team
              Watchers:
              17 Start watching this issue

                Created:
                Updated:
                Resolved: