This is happening to me as well, and usually happens (I think) when the indexer runs into very large HTML or JSON files. Putting those files into my project's
worked fine, but that removes them from sublime's directory tree and from the quick open menu (Control/Command + T). I'd really like to just stop them from being indexed but have sublime still know they exist. Is that feature supported? Something like
or something? If not, I can put it in the feature requests section.