Where should I step? It's not clear where to dig. Even Xcode 26.0 beta (17A5241e) this problem remains Assertion failed: ((ct == Atom::ContentType::objcConst) || (ct == Atom::ContentType::objcData) || (ct == Atom::ContentType::constData) || (ct == Atom::ContentType::constText)), function ObjCClassReadOnlyDataRef, file Atom.cpp, line 3267.