On 28 Jun 2024, Paul Hayton said the following...

 PH> Anyone have thoughts / suggestions for how best to address / fix?
 PH> 
 PH> 3 Jun:28:2024:20:31:06  Linking area NETMAIL
 PH> A Jun:28:2024:20:31:06  JAM ERROR: subfield is suspiciously large!

Give hptutil a try, just be sure to have a backup first:

$ hptutil fix -?
Usage: hptutil fix [options]
Options:  -s     - fix squish area
          -j     - fix jam area file

$ hptutil fix -j ~/fido/msgbase/netmail
hptutil/lnx 1.9 2023-09-28

Fix area begin
Fix area end


Jay

... Experience is what you get when you don't get what you wanted

--- Mystic BBS v1.12 A49 2024/05/29 (Linux/64)