[Firebird-docs] doc building failure

I try to build documentation on ubuntu and i have this failure ./build.sh html openjdk version "1.8.0_232" OpenJDK Runtime Environment (build 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09) OpenJDK 64-Bit Server VM (build 25.232-b09, mixed mode) Buildfile: build.xml init: [echo] Apache Ant

[Firebird-docs] [FirebirdSQL/firebird-documentation] 81fc94: Update fbutil_gfix.xml

Branch: refs/heads/master Home: https://github.com/FirebirdSQL/firebird-documentation Commit: 81fc94d59cb5c3640fd8bbd6e8f59f1f7ba30506 https://github.com/FirebirdSQL/firebird-documentation/commit/81fc94d59cb5c3640fd8bbd6e8f59f1f7ba30506 Author: Popa Marius Adrian Date: