and(new Document("visits.userID", userID),new Document("orders.postReqID", postReqID)),
							new Document("$inc",
							             new Document("orders.$.viewCount", 1)
									             .append("orders.$.remaining", -1)
							)
									.append("$set", new Document("orders.$.endDate", currentTime)
											.append("visits.$.date", currentTime)),
							(r, t) ->
							{
								if (t != null)
								{
									t.fillInStackTrace();
									t.printStackTrace();
                                                                 }
                                                         });

com.mongodb.MongoCommandException: Command failed with error 11000: 'E11000 duplicate key error collection: ViewMember.posts index: orders.postReqID_1 dup key: { : null }' on server localhost:27017. The full response is { "ok" : 0.0, "errmsg" : "E11000 duplicate key error collection: ViewMember.posts index: orders.postReqID_1 dup key: { : null }", "code" : 11000, "codeName" : "DuplicateKey" }
	at com.sunova.bot.MongoDBDriver$14.lambda$requestAsync$1(MongoDBDriver.java:768)
	at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
	at com.mongodb.async.client.MongoClientImpl$2$2.onResult(MongoClientImpl.java:144)
	at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
	at com.mongodb.operation.OperationHelper$ReferenceCountedReleasingWrappedCallback.onResult(OperationHelper.java:368)
	at com.mongodb.operation.CommandOperationHelper$1.onResult(CommandOperationHelper.java:381)
	at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
	at com.mongodb.connection.DefaultServer$DefaultServerProtocolExecutor$1.onResult(DefaultServer.java:185)
	at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
	at com.mongodb.connection.CommandProtocol$CommandResultCallback.callCallback(CommandProtocol.java:275)
	at com.mongodb.connection.ResponseCallback.onResult(ResponseCallback.java:48)
	at com.mongodb.connection.ResponseCallback.onResult(ResponseCallback.java:23)
	at com.mongodb.connection.DefaultConnectionPool$PooledConnection$2.onResult(DefaultConnectionPool.java:470)
	at com.mongodb.connection.DefaultConnectionPool$PooledConnection$2.onResult(DefaultConnectionPool.java:464)
	at com.mongodb.connection.UsageTrackingInternalConnection$3.onResult(UsageTrackingInternalConnection.java:119)
	at com.mongodb.connection.UsageTrackingInternalConnection$3.onResult(UsageTrackingInternalConnection.java:115)
	at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
	at com.mongodb.connection.InternalStreamConnection.executeCallbackAndReceiveResponse(InternalStreamConnection.java:378)
	at com.mongodb.connection.InternalStreamConnection.access$1700(InternalStreamConnection.java:66)
	at com.mongodb.connection.InternalStreamConnection$ResponseBuffersCallback.onResult(InternalStreamConnection.java:420)
	at com.mongodb.connection.InternalStreamConnection$ResponseBuffersCallback.onResult(InternalStreamConnection.java:389)
	at com.mongodb.connection.InternalStreamConnection$ResponseHeaderCallback.onSuccess(InternalStreamConnection.java:562)
	at com.mongodb.connection.InternalStreamConnection$ResponseHeaderCallback.access$2200(InternalStreamConnection.java:517)
	at com.mongodb.connection.InternalStreamConnection$ResponseHeaderCallback$ResponseBodyCallback.onResult(InternalStreamConnection.java:584)
	at com.mongodb.connection.InternalStreamConnection$ResponseHeaderCallback$ResponseBodyCallback.onResult(InternalStreamConnection.java:568)
	at com.mongodb.connection.InternalStreamConnection$3.completed(InternalStreamConnection.java:447)
	at com.mongodb.connection.InternalStreamConnection$3.completed(InternalStreamConnection.java:444)
	at com.mongodb.connection.AsynchronousSocketChannelStream$BasicCompletionHandler.completed(AsynchronousSocketChannelStream.java:218)
	at com.mongodb.connection.AsynchronousSocketChannelStream$BasicCompletionHandler.completed(AsynchronousSocketChannelStream.java:201)
	at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
	at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:281)
	at sun.nio.ch.WindowsAsynchronousSocketChannelImpl$ReadTask.completed(WindowsAsynchronousSocketChannelImpl.java:579)
	at sun.nio.ch.Iocp$EventHandlerTask.run(Iocp.java:397)
	at sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)