Error???

I am getting a bunch of these in my .procmaillog:
procmail: Skipped "^M"
procmail: Skipped "^M"
procmail: Skipped "^M"
procmail: Skipped "^M"
procmail: Skipped "^M"
procmail: Skipped "^M"
procmail: Skipped "^M"

Anyone know what causes this?

Thanks!



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