java - ERROR - ListenerManager Couldn't initialize the httpstransport listener - WSO2 -

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i started fresh copy of wso2 api manager 1.8 , below error no reason.

error - listenermanager couldn't initialize httpstransport listener

how can fix this?

check system hostname running following command

$ hostname

try ping output hostname.

$ ping <output of hostname command>

if gives error check /etc/hosts file. @ least should have host entry 127.0.0.1

127.0.0.1 <hostname> or  <local ip> <hostname>

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