It happened to me earlier today quite a few times during some bad bits of lag. Not sure if it's directly related or not. I found that if I just returned to spawn and then warped /home it resolved the issue most of the time. In any case it's not just you <object class="emojione" data="https://resources.enjin.com/1489581540/themes/core/images/emojione/svg/1f642.svg?0" type="image/svg+xml" standby=":-)">:-)</object>