java.io.EOFException **20:35:52** at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2624) **20:35:52** at java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:3099) **20:35:52** at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:853) **20:35:52** at java.io.ObjectInputStream.<init>(ObjectInputStream.java:349) **20:35:52** at hudson.remoting.ObjectInputStreamEx.<init>(ObjectInputStreamEx.java:48) **20:35:52** at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:35) **20:35:52** at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:59) **20:35:52** Caused: java.io.IOException: Unexpected termination of the channel **20:35:52** at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:73) **20:35:52** Caused: java.io.IOException: Backing channel 'macOS-19' is disconnected.