We've deployed ELS 7.4.0, everything went well, but we can't access the cerebro web interface. The issue arises during the creation of the SSL context, preventing the server from starting. The 'netstat' command shows that port 5602 is not being listened to. What could be the problem?
logs:
Dec 20 15:00:29 siem1 cerebro[64696]: [error] p.c.s.AkkaHttpServer - Cannot load SSL context
Dec 20 15:00:29 siem1 cerebro[64696]: java.lang.reflect.InvocationTargetException: null
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.ssl.ServerSSLEngine$.createScalaSSLEngineProvider(ServerSSLEngine.scala:116)
Dec 20 15:00:29 siem1 cerebro[64696]: Caused by: java.lang.NoSuchFieldError: sha256WithRSAEncryption_oid
Dec 20 15:00:29 siem1 cerebro[64696]: at com.typesafe.sslconfig.ssl.FakeKeyStore$KeystoreSettings$.<clinit>(FakeKeyStore.scala:55)
Dec 20 15:00:29 siem1 cerebro[64696]: at com.typesafe.sslconfig.ssl.FakeKeyStore.getKeyStoreFilePath(FakeKeyStore.scala:139)
Dec 20 15:00:29 siem1 cerebro[64696]: at com.typesafe.sslconfig.ssl.FakeKeyStore.createKeyStore(FakeKeyStore.scala:173)
Dec 20 15:00:29 siem1 cerebro[64696]: at com.typesafe.sslconfig.ssl.FakeKeyStore.keyManagerFactory(FakeKeyStore.scala:217)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.ssl.DefaultSSLEngineProvider.createSSLContext(DefaultSSLEngineProvider.scala:65)
Dec 20 15:00:29 siem1 cerebro[64696]: [info] p.c.s.AkkaHttpServer - Listening for HTTPS on /0:0:0:0:0:0:0:0:5602
Dec 20 15:00:29 siem1 cerebro[64696]: [warn] p.c.s.s.DefaultSSLEngineProvider - Using generated key with self signed certificate for HTTPS. This should NOT be used in production.
Dec 20 15:00:29 siem1 cerebro[64696]: Oops, cannot start the server.
Dec 20 15:00:29 siem1 cerebro[64696]: java.lang.reflect.InvocationTargetException
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
Dec 20 15:00:29 siem1 cerebro[64696]: at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.ssl.ServerSSLEngine$.createScalaSSLEngineProvider(ServerSSLEngine.scala:116)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.ssl.ServerSSLEngine$.createSSLEngineProvider(ServerSSLEngine.scala:39)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.AkkaHttpServer.sslContext$lzycompute(AkkaHttpServer.scala:245)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.AkkaHttpServer.sslContext(AkkaHttpServer.scala:244)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.AkkaHttpServer.$anonfun$Http1Encrypted$2(AkkaHttpServer.scala:530)
Dec 20 15:00:29 siem1 cerebro[64696]: at scala.Option.map(Option.scala:242)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.AkkaHttpServer.Http1Encrypted$lzycompute(AkkaHttpServer.scala:522)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.AkkaHttpServer.Http1Encrypted(AkkaHttpServer.scala:520)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.AkkaHttpServer.<init>(AkkaHttpServer.scala:564)
Dec 20 15:00:29 siem1 cerebro[64696]: at play.core.server.AkkaHttpServerProvider.createServer(AkkaHttpServer.scala:665)
Dec 20 15:00:29 siem1 cerebro[64696]: at
![](https://community.energylogserver.com/assets/files/2023-12-20/1703067921-749491-image.png)
![](https://community.energylogserver.com/assets/files/2023-12-20/1703067944-451264-image.png)
![](https://community.energylogserver.com/assets/files/2023-12-20/1703067951-96810-image.png)