Top "Connectexception" questions

Hadoop cluster setup - java.net.ConnectException: Connection refused

I want to setup a hadoop-cluster in pseudo-distributed mode. I managed to perform all the setup-steps, including startuping a Namenode, …

java hadoop configuration connectexception
CommunicationException [Root exception is ConnectException: Connection timed out]

I'm getting this exception occasionally, while trying to connect Active Directory. javax.naming.CommunicationException: <ServerIP>:<PORT> […

java ldap runtime-error communicationexception connectexception
cassandra nodetool : Failed to connect to '127.0.0.1:7199'

i installed cassandra 3.11.3-1 on centos7 & vmware i didn't have error while installing cassandra. i started cassandra and faced …

cassandra nodetool connectexception