Hi Andreas, thank you for reporting this, too. It is now being handled by https://github.com/BaseXdb/basex/pull/2456
Best regards, Gunther > Gesendet: Dienstag, 8. Juli 2025 um 12:32 > Von: "Andreas Hengsbach" <andreas.hengsb...@nexoma.de> > An: basex-talk@mailman.uni-konstanz.de > Betreff: [basex-talk] Re: Problem (BaseX 12) serializing a map with > json:serialize() in combination with the http-client module > > btw: I found out that this leads directly to an exception. > > map { > 'username' : "aaa", > 'password' : "bbb", > 'grant_type' : 'password' > } => inspect:type() >