ThinkUp Twitter crawler error

thinkup-twitter-crawler-error.log

14:46 TwitterPlugin: Starting to collect data for swirlee on Twitter.
14:46 TwitterCrawler: 237 of 350 Twitter API calls left this hour; 131 budgeted for ThinkUp until 15:39.
14:46 TwitterCrawler: Successfully fetched swirlee's details from Twitter. Twitter's tweet count is 23954
14:46 TwitterCrawler: 11 tweet(s) found and 0 saved
14:46 TwitterCrawler: 9162 tweets are in ThinkUp; swirlee has 23954 tweets according to Twitter.
14:46 TwitterCrawler: Twitter only makes 3200 tweets available, so some of the oldest ones may be missing.
14:46 TwitterCrawler: No new mentions found.
14:46 TwitterCrawler: Checking for new favorites.
14:46 TwitterCrawler: Saved 0 new favorites.
14:46 TwitterCrawler: New follower count is 1392 and ThinkUp has 1588; -196 new follows to load
14:47 TwitterCrawler: We are over the API call limit 10 for the function call fetchInstanceUserGroups on line 159
14:47 TwitterCrawler: 79 group membership(s) updated; 0 new group membership(s) inserted.
14:48 TwitterCrawler: We are over the API call limit 10 for the function call fetchUserTimelineForRetweet on line 505
14:48 TwitterCrawler: Added 0 older missed favorites
14:48 TwitterCrawler: Could not retrieve https://api.twitter.com/1/statuses/show/2025655975.xml | API ERROR: 404 The URI requested is invalid or the resource requested, such as a user, does not exists.

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Database error! <br>ThinkUp could not execute the following query:<br> INSERT INTO tu_post_errors (post_id, network, error_code, error_text, error_issued_to_user_id) VALUES (:id, :network, :error_code, :error_text, :issued_to); <br>PDOException: SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'error_text' cannot be null