Some users are noticing that after they tweet, the update does not appear or on their profile pages. However, in these cases, the tweet is still being delivered to followers.
We are working on this problem.
Update Sat Mar 27 04:29:16 UTC 2010 (9:29PM PDT)
We’ve found and fixed the root cause of the problem. We expect profile pages will catch up over the weekend.
We’re investigating a high error rate and intermittent page loading issues that began at 02:58 UTC (7:58pm PDT)
Update 04:02 UTC (9:02pm PDT) We’ve routed around a troublesome cluster and the error rate has dropped.
We have been experiencing a high rate of errors since about 2:04pm PDT (21:04 UTC) and are investigating.
(Update: 2:24pm PDT/21:24 UTC) Site returning to normal.
Starting around 5:20p Pacific we starting seeing an unusually high number of errors on the site as well as increased latency. We are working on this problem now.
Update (5:45p): This problem has been resolved.
We’re investigating a general site outage since about 8:03pm PDT.
Update (8:30p): We’re now recovering from this unplanned downtime. We apologize for the interruption in service.
We’re aware that some users are experiencing frozen timelines and are working to address the issue.
Update (3/14 10:25 AM): We’ve located and resolved the issue.
Starting a couple minutes ago twitter.com started returning a high number of errors. We are actively working on this problem.
Update (2:52p): We have greatly reduced the number of errors and are continuing to investigate the source of this afternoon’s event.
We’ve received reports of users seeing Tweets from people they are not following in their timelines; we’ve isolated the issue and remedied it.
Some users reported seeing @replies in their home timeline from folks they were not following; we’ve remedied the issue going forward.
We’re currently hearing from users who’re missing updates on their timelines; we’re looking into the situation and working to fix it.
Update (3/1 2:24am): We have found the problem and are fixing those timelines affected.
