ctuOneDefinitionRuleViolation
ftp://ftp.de.debian.org/debian/pool/main/k/konqueror/konqueror_25.04.0.orig.tar.xz
head konqueror-25.04.0/sidebar/tree_module/tree_module.cpp:234:1: error: The one definition rule is violated, different classes/structs have the same name 'KonqSidebarTreePlugin' [ctuOneDefinitionRuleViolation]