Failed to read certificate

Getting youtube certificate error

https://www.youtube.com connection is untrusted

Log is filled with a lot of the entries listed below.

httpproxy[6741]: id="0003" severity="info" sys="SecureWeb" sub="http" request="(nil)" function="sc_log" file="scr_scanner.c" line="1126" message="2nd colon found in domain with no username"

httpproxy[6741]: id="0003" severity="info" sys="SecureWeb" sub="http" request="0xa5f49e0" function="ssl_cert_read" file="ssl.c" line="182" message="certificate invalid, removing"

httpproxy[6741]: id="0003" severity="info" sys="SecureWeb" sub="http" request="0xa5f49e0" function="ssl_certcache_lookup" file="ssl.c" line="472" message="failed to read certificate: Invalid argument"

httpproxy[6741]: id="0003" severity="info" sys="SecureWeb" sub="http" request="(nil)" function="sc_handle_cmd" file="scr_scanner.c" line="507" message="cffs07.astaro.com: write: Connection refused"