Renovação de Certificado no Zimbra

Starting logswatch…ERROR: service.FAILURE (system failure: ZimbraLdapContext) (cause: javax.net.ssl.SSLHandshakeException sun.security.validator.ValidatorException: PKIX path validation failed: java.security.cert.CertPathValidatorException: signature check failed)
zimbra logger service is not enabled! failed.

/etc/init.d/zimbra stop
/opt/zimbra/bin/zmcertmgr viewdeployedcrt
/opt/zimbra/bin/zmcertmgr createca -new
/opt/zimbra/bin/zmcertmgr createcrt -new -days 365
/opt/zimbra/bin/zmcertmgr deploycrt self
/opt/zimbra/bin/zmcertmgr deployca
/opt/zimbra/bin/zmcertmgr viewdeployedcrt
/etc/init.d/zimbra start