Lunny Xiao 43bbc54783 Fix 500 when a comment was deleted which has a notification (#17550) ... * Fix 500 when a comment was deleted which has a notification * Tolerate missing Comment in other places too Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: Andrew Thornton <art27@cantab.net> Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>		2021-11-10 13:48:45 +08:00
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v1	Fix 500 when a comment was deleted which has a notification (#17550)	2021-11-10 13:48:45 +08:00