Under certain circumstances, version 4.23.0 of the PHP agent could crash when
newrelic_end_transaction()were called and a custom exception handler had been installed via
set_exception_handler(). This has been fixed.
Under certain circumstances, Drupal applications that rely on the
newrelic_set_appname()API function to start transactions would not see the Drupal tab in the New Relic UI. This has been fixed.