{"id":11917624,"date":"2019-09-10T12:34:25","date_gmt":"2019-09-10T12:34:25","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/php-warning-209\/"},"modified":"2019-09-10T12:34:25","modified_gmt":"2019-09-10T12:34:25","slug":"php-warning-209","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/php-warning-209\/","title":{"rendered":"PHP warning"},"content":{"rendered":"<p>Hello,<\/p>\n<p>We are having hundreds of PHP warnings in logs. <\/p>\n<p>Is it possible to fix this issue? It&#8217;s causing some overload on the server (more than 50 sites installed).<\/p>\n<p>Here the PHP warning:<\/p>\n<p>[10-Sep-2019 11:12:23] WARNING: [pool cibercactus] child 635 said into stderr: &#8220;NOTICE: PHP message: PHP Warning: sessionstart(): open(\/var\/lib\/php\/sessions\/sess63elq1i7cm76gb0bn60tcpkbi5, ORDWR) failed: No such file or directory (2) in \/cibercactus.com\/website\/wp-content\/plugins\/vcaching\/vcaching.php on line 109&#8221;<br \/>\n[10-Sep-2019 11:12:23] WARNING: [pool cibercactus] child 635 said into stderr: &#8220;NOTICE: PHP message: PHP Warning: Unknown: open(\/php\/sessions\/sess63elq1i7cm76gb0bn60tcpkbi5, O_RDWR) failed: No such file or directory (2) in Unknown on line 0&#8221;<\/p>\n","protected":false},"template":"","class_list":["post-11917624","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/11917624","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/11917624\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=11917624"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}