Untitled

public class EmailUser {
@Inject
MailerClient mailerClient;
public void sendEmail() {
    String cid = "1234";
    Email email = new Email()
            .setSubject("Simple email")
            .setFrom("Hi there <sent@gmail.com>")
            .addTo("Hi there <to@gmail.com>")
            // adds attachment
           // .addAttachment("attachment.pdf", new File("/some/path/attachment.pdf"))
            // adds inline attachment from byte array
           // .addAttachment("data.txt", "data".getBytes(), "text/plain", "Simple data", EmailAttachment.INLINE)
            // adds cid attachment
           // .addAttachment("image.jpg", new File("/some/path/image.jpg"), cid)
            // sends text, HTML or both...
            .setBodyText("A text message")
            .setBodyHtml("<html><body><p>An <b>html</b> message with cid <img src="cid:" + cid + ""></p></body></html>");
    mailerClient.send(email);
}

play.mailer {
host="smtp.gmail.com"
port=465
ssl=yes
tls=no
user="myid@gmail.com"
password="mypass"
debug=no
timeout=60
connectiontimeout=60
mock=no
}

! @6pg5nfedj - Internal server error, for (POST) [/addUser] ->

play.api.http.HttpErrorHandlerExceptions$$anon$1: Execution exception[[CompletionException: java.lang.NullPointerException]]
at play.api.http.HttpErrorHandlerExceptions$.throwableToUsefulException(HttpErrorHandler.scala:269)
at play.api.http.DefaultHttpErrorHandler.onServerError(HttpErrorHandler.scala:195)
at play.api.GlobalSettings$class.onError(GlobalSettings.scala:160)
at play.api.DefaultGlobal$.onError(GlobalSettings.scala:188)
at play.api.http.GlobalSettingsHttpErrorHandler.onServerError(HttpErrorHandler.scala:98)
at play.core.server.netty.PlayRequestHandler$$anonfun$2$$anonfun$apply$1.applyOrElse(PlayRequestHandler.scala:99)
at play.core.server.netty.PlayRequestHandler$$anonfun$2$$anonfun$apply$1.applyOrElse(PlayRequestHandler.scala:98)
at scala.concurrent.Future$$anonfun$recoverWith$1.apply(Future.scala:344)
at scala.concurrent.Future$$anonfun$recoverWith$1.apply(Future.scala:343)
at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32)
Caused by: java.util.concurrent.CompletionException: java.lang.NullPointerException
at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:292)
at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:308)
at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:593)
at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577)
at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
at java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1977)
at scala.concurrent.java8.FuturesConvertersImpl$CF.apply(FutureConvertersImpl.scala:21)
at scala.concurrent.java8.FuturesConvertersImpl$CF.apply(FutureConvertersImpl.scala:18)
at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32)
at scala.concurrent.BatchingExecutor$Batch$$anonfun$run$1.processBatch$1(BatchingExecutor.scala:63)
Caused by: java.lang.NullPointerException: null
at controllers.EmailUser.sendEmail(EmailUser.java:30)
at controllers.HomeController.addUser(HomeController.java:42)
at     router.Routes$$anonfun$routes$1$$anonfun$applyOrElse$5$$anonfun$apply$5.ap    ply(Routes.scala:199)
at router.Routes$$anonfun$routes$1$$anonfun$applyOrElse$5$$anonfun$apply$5.apply(Routes.scala:199)
at play.core.routing.HandlerInvokerFactory$$anon$4.resultCall(HandlerInvoker.scala:157)
at play.core.routing.HandlerInvokerFactory$$anon$4.resultCall(HandlerInvoker.scala:156)
at play.core.routing.HandlerInvokerFactory$JavaActionInvokerFactory$$anon$14$$anon$3$$anon$1.invocation(HandlerInvoker.scala:136)
at play.core.j.JavaAction$$anon$1.call(JavaAction.scala:73)
at play.http.HttpRequestHandler$1.call(HttpRequestHandler.java:54)
at play.core.j.JavaAction$$anonfun$7.apply(JavaAction.scala:108)