Details
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Bug
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Resolution: Done
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Major - P3
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1.6
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None
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Win 8 Client, connecting to either win8 MongoDB 2.2 shardset or Ubuntu 2.2 shardset
Description
Connecting to a 2.2 shard-set using the 1.6 driver results in the following exception:
MongoDB.Driver.MongoQueryException was unhandled
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HResult=-2146233088
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Message=QueryFailure flag was unrecognized command: $readPreference (response was {"$err" : "unrecognized command: $readPreference", "code" : 13390 }).
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Source=MongoDB.Driver
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StackTrace:
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at MongoDB.Driver.Internal.MongoReplyMessage`1.ReadFrom(BsonBuffer buffer, IBsonSerializationOptions serializationOptions) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Internal\MongoReplyMessage.cs:line 99
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at MongoDB.Driver.Internal.MongoConnection.ReceiveMessage[TDocument](BsonBinaryReaderSettings readerSettings, IBsonSerializationOptions serializationOptions) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Internal\MongoConnection.cs:line 475
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at MongoDB.Driver.MongoCursorEnumerator`1.GetReply(MongoConnection connection, MongoRequestMessage message) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoCursorEnumerator.cs:line 296
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at MongoDB.Driver.MongoCursorEnumerator`1.GetFirst() in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoCursorEnumerator.cs:line 253
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at MongoDB.Driver.MongoCursorEnumerator`1.MoveNext() in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoCursorEnumerator.cs:line 141
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at System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable`1 source)
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at MongoDB.Driver.MongoCollection.FindOneAs[TDocument](IMongoQuery query) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoCollection.cs:line 557
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at MongoDB.Driver.MongoCollection`1.FindOne(IMongoQuery query) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoCollection.cs:line 1734
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at MongoDB.Driver.MongoDatabase.RunCommandAs(Type commandResultType, IMongoCommand command) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoDatabase.cs:line 973
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at MongoDB.Driver.MongoDatabase.RunCommandAs[TCommandResult](IMongoCommand command) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoDatabase.cs:line 950
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at MongoDB.Driver.MongoDatabase.RunCommand(IMongoCommand command) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoDatabase.cs:line 928
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at MongoDB.Driver.MongoCollection.Count(IMongoQuery query) in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoCollection.cs:line 158
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at MongoDB.Driver.MongoCollection.Count() in c:\mongodb-mongo-csharp-driver-v1.6.0.4624-4-g10826e1\mongodb-mongo-csharp-driver-10826e1\Driver\Core\MongoCollection.cs:line 143
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at MongoTest.Program.Main(String[] args) in c:\Users\kennyi\Documents\Visual Studio 2012\Projects\MongoTest\MongoTest\Program.cs:line 18
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at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args)
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at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
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at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
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at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
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at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
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at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
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at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
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at System.Threading.ThreadHelper.ThreadStart()
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InnerException:
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To repro, start a simple sharded replicaset:
mongod.exe --shardsvr --replSet rs_a --port 27020 --dbpath c:\data\rs_a\n1
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mongod.exe --shardsvr --replSet rs_a --port 27021 --dbpath c:\data\rs_a\n2
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mongod.exe --shardsvr --replSet rs_a --port 27022 --dbpath c:\data\rs_a\n3
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mongod.exe --configsvr --port 27030 --dbpath c:\data\config\c1
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mongod.exe --configsvr --port 27031 --dbpath c:\data\config\c2
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mongod.exe --configsvr --port 27032 --dbpath c:\data\config\c3
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mongos.exe --configdb my-machine:27030,my-machine:27031,my-machine:27032
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cfg = {
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_id : "rs_a",
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members : [
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{_id : 0, host : "my-machine:27020", priority : 1},
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{_id : 1, host : "my-machine:27021", priority : 1},
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{_id : 2, host : "my-machine:27022", priority : 0}
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]}
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rs.initiate(cfg)
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db.adminCommand( { addShard : "rs_a/my-machine:27020,my-machine:27021,my-machine:27022" } )
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And call with the following code:
var server = MongoServer.Create("mongodb://my-machine");
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var db = server.GetDatabase("test");
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Console.WriteLine("Found {0} transactions", db.GetCollection("test").Count());
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However, if I connect to the same shard-set with the same code, but using version 1.4.2 of the driver, it works fine
Attachments
Issue Links
- is related to
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CSHARP-600 Unrecognized command: $query
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- Closed
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