(Note, if the answer involves adding a property or config setting somewhere, could you please tell me where to put it and how to format it? The documentation seems to be thin in this area.)
hudx_local_fess-sitesearch.1.0qdv430cjvio@local | ==> /var/log/fess/fess-crawler.log <==
hudx_local_fess-sitesearch.1.0qdv430cjvio@local | 2021-02-27 00:16:14,929 [Crawler-20210227001600-1-1] INFO Could not process https://local.mysite.info/robots.txt. PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
hudx_local_fess-sitesearch.1.0qdv430cjvio@local | 2021-02-27 00:16:17,624 [Crawler-20210227001600-1-1] INFO Failed to access to https://local.mysite.info; I/O exception(PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target): https://local.mysite.info; I/O exception(PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target): https://local.mysite.info; I/O exception(PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target): https://local.mysite.info; I/O exception(PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target): https://local.mysite.info; I/O exception(PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target): https://local.mysite.info