Field 'title' Not Set

[richardkaplan]

Greetings.

Why might I get this error? The item in question does indeed have a Title.

<pre>{
  "message": "Item data not loaded and field 'title' not set for item 7/AADJVMSN",
  "dataType": "itemData",
  "stack": "Zotero.Exception.UnloadedDataException@chrome://zotero/content/xpcom/error.js:159:16\nZotero.Item.prototype.getField@chrome://zotero/content/xpcom/data/item.js:279:11\nZotero.Item.prototype.getDisplayTitle@chrome://zotero/content/xpcom/data/item.js:872:31\ncompileItemInfo@resource://gre/modules/addons/XPIProvider.jsm -> jar:file:/<local-profile-dir>/extensions/[email protected]!/bootstrap.js -> jar:file:/<local-profile-dir>/extensions/[email protected]!/chrome/content/scripts/index.js:52564:20\ngetItemAndBestAttachment@resource://gre/modules/addons/XPIProvider.jsm -> jar:file:/<local-profile-dir>/extensions/[email protected]!/bootstrap.js -> jar:file:/<local-profile-dir>/extensions/[email protected]!/chrome/content/scripts/index.js:52598:20\n",
  "name": "UnloadedDataException"
}</pre>