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  1. Core Server
  2. SERVER-11756

getLastError not set properly when an error occurs during write commands on mongos

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    • Icon: Task Task
    • Resolution: Done
    • Icon: Major - P3 Major - P3
    • None
    • 2.5.3
    • Sharding
    • None

    Description

      sample mongos session:

      mongos> db.user.insert({ _id: 1 })
      Insert WriteResult({ "ok" : 1, "n" : 1 })
      mongos> db.user.insert({ _id: 1 })
      Insert WriteResult({
      	"ok" : 0,
      	"code" : 11000,
      	"errmsg" : "E11000 duplicate key error index: test.user.$_id_  dup key: { : 1.0 }",
      	"n" : 0
      })
      mongos> db.getLastErrorObj()
      {
      	"singleShard" : "localhost:30000",
      	"n" : 0,
      	"connectionId" : 7,
      	"err" : null,
      	"ok" : 1
      }
       

      sample mongod session (expected):

      db.user.insert({ _id: 2 })
      Insert WriteResult({ "ok" : 1, "n" : 1 })
      > db.user.insert({ _id: 2 })
      Insert WriteResult({
      	"ok" : 0,
      	"code" : 11000,
      	"errmsg" : "E11000 duplicate key error index: test.user.$_id_  dup key: { : 2.0 }",
      	"n" : 0
      })
      > db.getLastErrorObj()
      {
      	"err" : "E11000 duplicate key error index: test.user.$_id_  dup key: { : 2.0 }",
      	"code" : 11000,
      	"n" : 0,
      	"connectionId" : 1,
      	"ok" : 1
      }

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            Unassigned Unassigned
            randolph@mongodb.com Randolph Tan
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              Created:
              Updated:
              Resolved: