preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated
arcanist(head=stable, ref.master=5bc53cfe53d0, ref.stable=ca72430916af), phorge(head=stable, ref.master=1b49165ddd16, ref.stable=d519f75dfdee, custom=1)
#0 preg_match(string, NULL) called at [<phorge>/src/view/page/PhabricatorStandardPageView.php:630]
#1 PhabricatorStandardPageView::getBodyClasses() called at [<phorge>/src/view/page/AphrontPageView.php:53]
#2 AphrontPageView::render() called at [<phorge>/src/view/page/PhabricatorStandardPageView.php:919]
#3 PhabricatorStandardPageView::produceAphrontResponse() called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:722]
#4 AphrontApplicationConfiguration::produceResponse(AphrontRequest, PhabricatorStandardPageView) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:299]
#5 AphrontApplicationConfiguration::processRequest(AphrontRequest, PhutilDeferredLog, AphrontPHPHTTPSink, MultimeterControl) called at [<phorge>/src/aphront/configuration/AphrontApplicationConfiguration.php:204]
#6 AphrontApplicationConfiguration::runHTTPRequest(AphrontPHPHTTPSink) called at [<phorge>/webroot/index.php:35]