3250182 - AS Java fails to start - while trying to invoke the method com.sap.engine.frame.cluster.message.MessageAnswer.getMessage()

AS Java fails to start.

Latest dev_server file shows:

[...]
F *** ERROR => Java node 'server0' terminated with exit code -1501.
[...]
F *** Please see section 'Java program exit codes'
[...]
F [Thr 140132000606080] *** LOG => exiting (exitcode -1501, retcode 2).
[...]

Latest std_server file shows:

[...]
Loading [ClusterManager]... ERROR: Server process failed to start due to:
java.lang.NullPointerException: while trying to invoke the method com.sap.engine.frame.cluster.message.MessageAnswer.getMessage() of a null object loaded from local variable 'answer'
[...]

Latest defaultTrace files show:

[...]
#BC-JAS-COR-CLS#kernel.sda#C000C0A8662500000000000500001877###com.sap.engine.core.cluster.impl6.ms.MSRawConnection.sendRawRequestAndWait()########Thread[main,5,main]#Plain##
java.lang.InterruptedException: No answer in 180000 msec. Listenerkey: 2, errorKey: 2
[...]

SAP NetWeaver Application Server for Java

message server, cluster management, clustering , KBA , BC-JAS-COR-CLS , Clustering , BC-JAS-SF , Startup Framework , BC-CST-MS , Message Service , Problem