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Tableau Gateway Services Issue.

When Tableau Gateway services are not starting after restart and you see below error in the httpd log use the commands with root access replacing the version of gateway server version. (13)Permission denied: AH00072: make_sock: could not bind to address 0.0.0.0:80 no listening sockets available, shutting down setcap CAP_NET_BIND_SERVICE=+eip /u01/tableau/data/tabsvc/services/gateway_0.xx.xx.xx/apache/bin/httpd
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