Error when I try to add an in-text citation

alainagray

https://s3.amazonaws.com/zotero.org/images/forums/u13326341/du8hobl51tzavkv00yqf.png
When I try to insert an in-text citation, this box appears with no in-text citation.

I would appreciate simple instructions please, I am not computer savvy. I have already tried to restart with logging enabled.
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