Thanks for letting me know. People using NixOS reported similar problems upstream:
https://sourceforge.net/p/gscan2pdf/bugs/438/ It looks as though I am close to a solution. On 28/10/2025 11:37, Bastien Roucaries wrote:
Source: gscan2pdf Version: 2.13.4-4 Severity: serious Tags: ftbfs Justification: FTBFS Hi, According to https://ci.debian.net/packages/g/gscan2pdf/testing/amd64/65517143/ it block transition of imagemagick Can you get a glimpse You may need to allow some fuzz on testing with imagemagick comparaison rouca

