Possible Duplicate:
Auto-inserted “possible duplicate” comment does not trim whitespace from question title
Why not remove trailing spaces after a question title?
The auto-created comment,
possible duplicate of
[Title](URL)
If Title
happens to end with a space, as it happened here, the resulting comment is broken:
possible duplicate of
[How to group time by hour or by 10 minutes ](https://stackoverflow.com/questions/5002661/how-to-group-time-by-hour-or-by-10-minutes)
Please remove the trailing whitespace for the purpose of auto-creating comments.