@SrJay it looks like you are running CDSW 1.6 on VMWare host which has ipv6 disabled. Can you please confirm by reviewing the dmesg for words cmdline and segfaults?  If you see segmentation faults for node process and if the Cmdline shows ipv6.disabled=1, then you are likely hitting a known issue which is seen with a combination of node.js version 10.x, grpc, and ipv6  The workaround for this is to enable ipv6 on all the hosts running CDSW using the following RedHat article https://access.redhat.com/solutions/8709#rhel7enable  ... View more