i am trying to start my server in prod mode but it thows error. i have given code below can someone

[srinivasan....@latentview.com]

ERROR StatusLogger Log4j2 could not find a logging implementation. Please add log4j-core to the classpath. Using SimpleLogger to log to the console...

Oops, cannot start the server.

com.google.inject.CreationException: Unable to create injector, see the following errors:

1) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

  while locating play.api.Application

2) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.services.DBConnectionService.<init>(DBConnectionService.scala:22)

  while locating com.bmw.smartInsight.services.DBConnectionService

    for parameter 1 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

  while locating play.api.Application

3) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

  while locating play.api.Application

    for parameter 0 at play.DefaultApplication.<init>(DefaultApplication.java:30)

  at play.DefaultApplication.class(DefaultApplication.java:30)

  while locating play.DefaultApplication

  while locating play.Application

4) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.services.DBConnectionService.<init>(DBConnectionService.scala:22)

  while locating com.bmw.smartInsight.services.DBConnectionService

    for parameter 1 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

  while locating play.api.Application

    for parameter 0 at play.DefaultApplication.<init>(DefaultApplication.java:30)

  at play.DefaultApplication.class(DefaultApplication.java:30)

  while locating play.DefaultApplication

  while locating play.Application

5) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

  while locating play.api.Application

    for parameter 0 at play.DefaultApplication.<init>(DefaultApplication.java:30)

  at play.DefaultApplication.class(DefaultApplication.java:30)

  while locating play.DefaultApplication

6) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.services.DBConnectionService.<init>(DBConnectionService.scala:22)

  while locating com.bmw.smartInsight.services.DBConnectionService

    for parameter 1 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

  while locating play.api.Application

    for parameter 0 at play.DefaultApplication.<init>(DefaultApplication.java:30)

  at play.DefaultApplication.class(DefaultApplication.java:30)

  while locating play.DefaultApplication

7) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

8) No implementation for play.modules.reactivemongo.ReactiveMongoApi was bound.

  while locating play.modules.reactivemongo.ReactiveMongoApi

    for parameter 0 at com.bmw.smartInsight.job.JobResult.<init>(JobResult.scala:13)

  while locating com.bmw.smartInsight.job.JobResult

    for parameter 0 at com.bmw.smartInsight.services.DBConnectionService.<init>(DBConnectionService.scala:22)

  while locating com.bmw.smartInsight.services.DBConnectionService

    for parameter 1 at com.bmw.smartInsight.controllers.DBConnectionController.<init>(DBConnectionController.scala:13)

  while locating com.bmw.smartInsight.controllers.DBConnectionController

    for parameter 1 at router.Routes.<init>(Routes.scala:31)

  while locating router.Routes

  while locating play.api.inject.RoutesProvider

  while locating play.api.routing.Router

    for parameter 0 at play.api.http.JavaCompatibleHttpRequestHandler.<init>(HttpRequestHandler.scala:200)

  while locating play.api.http.JavaCompatibleHttpRequestHandler

  while locating play.api.http.HttpRequestHandler

    for parameter 4 at play.api.DefaultApplication.<init>(Application.scala:221)

  at play.api.DefaultApplication.class(Application.scala:221)

  while locating play.api.DefaultApplication

8 errors

        at com.google.inject.internal.Errors.throwCreationExceptionIfErrorsExist(Errors.java:466)

        at com.google.inject.internal.InternalInjectorCreator.injectDynamically(InternalInjectorCreator.java:184)

        at com.google.inject.internal.InternalInjectorCreator.build(InternalInjectorCreator.java:110)

        at com.google.inject.Guice.createInjector(Guice.java:96)

        at com.google.inject.Guice.createInjector(Guice.java:84)

        at play.api.inject.guice.GuiceBuilder.injector(GuiceInjectorBuilder.scala:181)

        at play.api.inject.guice.GuiceApplicationBuilder.build(GuiceApplicationBuilder.scala:123)

        at play.api.inject.guice.GuiceApplicationLoader.load(GuiceApplicationLoader.scala:21)

        at play.core.server.ProdServerStart$.start(ProdServerStart.scala:47)

        at play.core.server.ProdServerStart$.main(ProdServerStart.scala:22)

        at play.core.server.ProdServerStart.main(ProdServerStart.scala)

package com.bmw.smartInsight.job

import javax.inject.Inject
import play.api.libs.concurrent.Execution.Implicits.defaultContext
import play.api.libs.json._
import play.modules.reactivemongo.ReactiveMongoApi
import reactivemongo.api.{Cursor, ReadPreference}
import reactivemongo.bson.BSONObjectID
import reactivemongo.play.json.collection.JSONCollection
import scala.concurrent.Future
import play.modules.reactivemongo.json._

import reactivemongo.api.{DefaultDB, MongoConnection, MongoDriver}

class JobResult @Inject()(val reactiveMongoApi: ReactiveMongoApi) {
//
//  val mongoUri = "mongodb://127.0.0.1:27017/BMW"
//  // Connect to the database: Must be done only once per application
//  val driver = MongoDriver()
//  val parsedUri = MongoConnection.parseURI(mongoUri)
//  // val connection = parsedUri.map(driver.connection(_))
//
//
//  /** Mongodb */
//  val connection = reactiveMongoApi.driver.connection(mongoUri)
//  connection

//  lazy val driver = new MongoDriver()
//  lazy val connection = driver.connection(List("localhost:27017"))
//  lazy val db = connection.database("specs2-test-reactivemongo")


  lazy val db = reactiveMongoApi.db
  lazy val export_collection = db.collection[JSONCollection]("export")
  lazy val readout_collection = db.collection[JSONCollection]("readout_data")
  lazy val warranty_collection = db.collection[JSONCollection]("warranty_data")
  lazy val cluster_collection = db.collection[JSONCollection]("us_f10_clust")
  lazy val defect_cluster_collection = db.collection[JSONCollection]("cluster_results_fin")
  lazy val defect_name = db.collection[JSONCollection]("defect_name")
  lazy val config_collection = db.collection[JSONCollection]("config_data")
  lazy val clusterdata_collection = db.collection[JSONCollection]("clusterdata")

  def saveExportData(obj: JsObject, obj_id: Option[String]): String = {
    val id = BSONObjectID.generate
    if (obj_id != None) {
      export_collection.findAndUpdate(
        Json.obj("_id" -> Json.obj("$oid" -> id)), obj).isCompleted
      obj_id.get
    } else {
      export_collection.insert(obj).isCompleted
      id.stringify
    }
  }

  def saveConfigData(obj: JsObject, config_name: String): String = {
    val id = BSONObjectID.generate
    if (config_name != None) {
      println(obj)
      println(config_collection.update(Json.obj("config_name" -> config_name), obj, upsert = true).isCompleted)
      id.stringify
    } else {
      println(obj)
      println(config_collection.insert(obj).isCompleted)
      println("Config file got inserted")
      id.stringify
    }
  }

[Cédric Chantepie]

You can have a look at the documentation: http://reactivemongo.org/releases/0.12/documentation/tutorial/play.html