# Mysterious entries in topic\_users table

**URL:** <https://meta.discourse.org/t/mysterious-entries-in-topic-users-table/44080>\
**Category:** Bug\
**Created:** [5월 11, 2016, 8:17오후 UTC](https://meta.discourse.org/t/mysterious-entries-in-topic-users-table/44080 "2016-05-11T20:17:39Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![Mittineague](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/mittineague/32/114259_2.png) [@Mittineague](https://meta.discourse.org/u/Mittineague)\
**Post date:** [5월 11, 2016, 8:22오후 UTC](https://meta.discourse.org/t/mysterious-entries-in-topic-users-table/44080/2 "2016-05-11T20:22:39Z")

</div>

If you run

```plaintext
SELECT * 
FROM users 
WHERE id = 200

```

you might be able to spot the problem.

My guess would be a NULL name field

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