libsmi error date-in-past

Error text: date specification `__' predates the SMI standard

Reference: RFC 2578 section 2

Unless someone sent the SMI standard through a time machine, nobody
could have written this MIB on the date specified.  This usually points
to a misformatted date.

ExtUTCTime ::= OCTET STRING(SIZE(11 | 13))
    -- format is YYMMDDHHMMZ or YYYYMMDDHHMMZ
    --   where: YY   - last two digits of year (only years
    --                 between 1900-1999) 
    --          YYYY - last four digits of the year (any year)
    --          MM   - month (01 through 12)
    --          DD   - day of month (01 through 31)
    --          HH   - hours (00 through 23)
    --          MM   - minutes (00 through 59)
    --          Z    - denotes GMT (the ASCII character Z)