(Resending to the new list address after incorrectly submitting to smartgroups - apologies). I'm running 2.57 (I'll be upgrading shortly), so apologies if the problem I have discovered is fixed in the latest version. If a create a straight path and then select both of its ends with the path tool and modify an attribute like its angle or length, upon pressing Undo ArtWorks reports "Internal error: abort on data transfer at &00016360" on my RiscPC running Adjust and "...at &000163E4" on my A9home. Sincerely -- Ian A. Chamberlain