The following exception happens when starting recording with the
following conditions:
-Room type (conference)
-Audio is not enabled yet (by default audio and video are off)
-The resulting recorded file is generated, however, without sound.
DEBUG 11-26 03:31:32.510 o.a.o.c.r.KurentoHandler:437 [EventExec-e2-t1]
- Kurento::ObjectCreated -> [RemoteObject: type=MediaPipeline
remoteRef=6059f0bb-5ca2-4103-a624-695d549ae6b2_kurento.MediaPipeline],
source [RemoteObject: type=ServerManager remoteRef=manager_ServerManager]
WARN 11-26 03:31:32.525 o.k.c.i.t.j.RomClientJsonRpcClient:243
[EventExec-e2-t3] - [Continuation] error invoking OnSuccess implemented
by client
java.lang.NullPointerException: null
at
java.base/java.lang.reflect.Proxy.getInvocationHandler(Proxy.java:1102)
at
org.kurento.client.internal.client.RemoteObjectInvocationHandler.getFor(RemoteObjectInvocationHandler.java:72)
at org.kurento.client.AbstractBuilder.<init>(AbstractBuilder.java:46)
at
org.kurento.client.WebRtcEndpoint$Builder.<init>(WebRtcEndpoint.java:2545)
at
org.apache.openmeetings.core.remote.AbstractStream.createWebRtcEndpoint(AbstractStream.java:52)
at
org.apache.openmeetings.core.remote.KStream.createEndpoint(KStream.java:279)
at
org.apache.openmeetings.core.remote.KStream.internalStartBroadcast(KStream.java:157)
at
org.apache.openmeetings.core.remote.KStream$1.onSuccess(KStream.java:144)
at
org.apache.openmeetings.core.remote.KStream$1.onSuccess(KStream.java:141)
at
org.kurento.client.internal.client.RomManager$3.onSuccess(RomManager.java:229)
at
org.kurento.client.internal.client.RomManager$3.onSuccess(RomManager.java:226)
at
org.kurento.client.internal.transport.jsonrpc.RomClientJsonRpcClient$3.onSuccess(RomClientJsonRpcClient.java:377)
at
org.kurento.client.internal.transport.jsonrpc.RomClientJsonRpcClient$3.onSuccess(RomClientJsonRpcClient.java:373)
at
org.kurento.client.internal.transport.jsonrpc.RomClientJsonRpcClient$2.onSuccess(RomClientJsonRpcClient.java:241)
at
org.kurento.client.internal.transport.jsonrpc.RomClientJsonRpcClient$2.onSuccess(RomClientJsonRpcClient.java:233)
at
org.kurento.jsonrpc.internal.JsonRpcRequestSenderHelper$1.onSuccess(JsonRpcRequestSenderHelper.java:130)
at
org.kurento.jsonrpc.internal.JsonRpcRequestSenderHelper$1.onSuccess(JsonRpcRequestSenderHelper.java:113)
at
org.kurento.jsonrpc.client.AbstractJsonRpcClientWebSocket$14.onSuccess(AbstractJsonRpcClientWebSocket.java:452)
at
org.kurento.jsonrpc.client.AbstractJsonRpcClientWebSocket$14.onSuccess(AbstractJsonRpcClientWebSocket.java:433)
at
com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1089)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:834)
