I just went back to recreate the error, and ended up with a different result. In /opt/zimbra/tomcat/conf/server.xml.in I changed
Code:
<!-- HTTPSBEGIN
<Connector port="%%zimbraMailSSLPort%%"
enableLookups="false" maxThreads="100" minSpareThreads="100" maxSpareThreads="100" scheme="https" secure="true" clientAuth="false" sslProtocol="TLS" keystoreFile="/opt/zimbra/tomcat/conf/keystore" keystorePass="zimbra"/>
HTTPSEND -->
to
Code:
<Connector port="%%zimbraMailSSLPort%%"
enableLookups="false" maxThreads="100" minSpareThreads="100" maxSpareThreads="100" scheme="https" secure="true" address="192.168.0.5" clientAuth="false" sslProtocol="TLS" keystoreFile="/opt/zimbra/tomcat/conf/keystore" keystorePass="zimbra"/>
HTTPSEND -->
And restarted Zimbra without error. Must have made some other mistake previously. Thanks.