title: MongoDB Cursor Not Found
body: <p>I am using mongodb's (mongoose module) with node js <br>
  and i am processing around 1,00,00,000 documents in (1000 bunch each) using limit and skip functionalities. <br>
  my processing fine but after some time it gives me an error. <br></p>
  
  <pre><code>{ MongoError: Cursor not found, cursor id: 62783806111
      at Function.MongoError.create (/home/admin/Pictures/duplicayProj1/node_modules/mongoose/node_modules/mongodb-core/lib/error.js:31:11)
      at /home/admin/Pictures/duplicayProj1/node_modules/mongoose/node_modules/mongodb-core/lib/connection/pool.js:483:72
      at authenticateStragglers (/home/admin/Pictures/duplicayProj1/node_modules/mongoose/node_modules/mongodb-core/lib/connection/pool.js:429:16)
      at Connection.messageHandler (/home/admin/Pictures/duplicayProj1/node_modules/mongoose/node_modules/mongodb-core/lib/connection/pool.js:463:5)
      at Socket.&lt;anonymous&gt; (/home/admin/Pictures/duplicayProj1/node_modules/mongoose/node_modules/mongodb-core/lib/connection/connection.js:339:20)
      at emitOne (events.js:115:13)
      at Socket.emit (events.js:210:7)
      at addChunk (_stream_readable.js:252:12)
      at readableAddChunk (_stream_readable.js:239:11)
      at Socket.Readable.push (_stream_readable.js:197:10)
      at TCP.onread (net.js:589:20)
    name: 'MongoError',
    message: 'Cursor not found, cursor id: 62783806111',
    ok: 0,
    errmsg: 'Cursor not found, cursor id: 62783806111',
    code: 43 }
  </code></pre>
  
  <p>can any one tell me what's the actual problem because i am not using any keywords matches with cursor. <br>
  Thanks in advance</p>