Issue #3402173 by sijumpk, Abhijith S, longwave, smustgrave: Remove @backtrace_string in ExceptionLoggingSubscriber::onClientError()

Issue #3377310 by catch, joelpittet, mark_fullmer, smustgrave, TrevorBradley, bkosborne, MWaters, cilefen, capellic: 400 exceptions result from requests for old asset paths which are missing the "theme" query string, possibly from cached pages

Issue #2828706 by smustgrave, Chi, saidatom, dagmar, dawehner, mfb, catch, larowlan, longwave, joshua1234511, Berdir, quietone, FeyP, slip, samiullah, johnwebdev, Primsi, ravi.shankar: ExceptionLoggingSubscriber should not log HTTP 4XX errors using PHP logger channel

Issue #3232097 by daffie, longwave: [Symfony 6] Add "array" type hint to methods overriding Symfony\Component\EventDispatcher\EventSubscriberInterface::getSubscribedEvents()

Issue #3167390 by mbovan, Berdir: ExceptionLoggingSubscriber should not log backtrace string on access denied exceptions

Issue #3114122 by jungle, klausi, dww: ExceptionLoggingSubscriber should log 403 access denied reason

Issue #3113876 by Hardik_Patel_12, himmatbhatia, jungle, klausi, longwave: The "Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent::getException()" method is deprecated since Symfony 4.4, use "getThrowable()" instead

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2545972 by alexpott, joelpittet, ericjenkins, stefan.r, Wim Leers, Cottser: Remove all code usages SafeMarkup::checkPlain() and rely more on Twig autoescaping

Issue #2501319 by joelpittet, cwells, stefan.r, YesCT, nlisgo, Cottser, cmanalansan, dawehner, xjm, alexpott, josephdpurcell: Remove SafeMarkup::set() in Error::renderExceptionSafe() and _drupal_log_error() and improve backtrace formatting consistency in _drupal_log_error(), Error::renderExceptionSafe(), and DefaultExceptionSubscriber::onHtml()

Issue #2457887 by prateekMehta, stefan.r, rpayanm, alexpott: Use Utility\SafeMarkup class instead of Utility\String for placeholder(), checkPlain(),format() functions