Keep basic error reporting

java/libraries/net/src/processing/net/Server.java

@@ -267,6 +267,8 @@ public class Server implements Runnable {
         }
       } catch (SocketException e) {
         //thrown when server.close() is called and server is waiting on accept
+        System.err.println("Server SocketException: " + e.getMessage());
+        thread = null;
       } catch (IOException e) {
         //errorMessage("run", e);
         e.printStackTrace();