Just a couple things that stuck out for me. This is not an extensive evaluation.
> [4028] warn: config: failed to parse line, skipping, in > "C:\Perl\site/etc/mail/spamassassin/local.cf": use_dcc 1 Remove use_dcc from local.cf. This in a plugin that is turned on or off in V310.pre. > dbg: config: read file C:\Perl\site/etc/mail/spamassassin/Copy (2) of > local.cf > dbg: config: read file C:\Perl\site/etc/mail/spamassassin/Copy of > local.cf SA will parse any file with a .cf file extension in the pertinent directories. To avoid unexpected results, use a different file extension for backup copies of .cf files (.old for example). Gary V