| ⇢ | A | ShowExceptionController added |
| ⇢ | A | ShowExceptionController::injectRuntimeService() added | |
| ⇢ | A | ShowExceptionController::getMenu() added | |
| ⇢ | A | ShowExceptionController::processAction() added | |
| A | ↘ | B | BackendController::checkDefinitionError() got worse |
| A | ↛ | ShowDefinitionController::showExceptionAction() removed |