If an unused setter parameter was replaced with an underscore ('_'), it had a special name in the stub ('<anonymous parameter 0>'). The text version of the stub inserted it as is, leading to an extra 'PsiErrorElement'. ^KTIJ-28194 Fixed
^KT-62895
:analysis:decompiled:native
:analysis:decompiled:decompiler-native
to avoid possible name clashes between different Gradle subprojects with the same name. see https://github.com/gradle/gradle/issues/16986