Issues

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Cache is incomplete, cleared too frequently or randomly

WordPress shows this message when the page‑cache loses files faster than it...

speedperformancefolderfilesystemwarningcacheextensionplugin
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RocketCDN is not available at the moment. Please retry later

The RocketCDN integration in WP Rocket attempts to contact the RocketCDN API...

dns500-errorcodecURLlinkconnectionapiapirocketrocketcdn
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Updating menu and widgets, and WP Rocket->Clear cache results in 502 timeout

When WP Rocket initiates a cache purge it walks through the cache...

codePHPhourglass_bottomTimeoutwarningcachesettingsserver_configurationrocketwp_rocket
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502 error when manually clearing the cache

When WP Rocket initiates a cache purge, the request passes through the...

errorPHP errorerrorerrorwarningcacherocketwp_rocket
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Unable to detect page cache due to possible loopback request problem

WordPress runs an internal HTTP request to verify that a page‑cache layer...

hourglass_bottomTimeoutinfoajaxlooploopbackwarningcache
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Used CSS generation timed out

Used CSS generation timed out occurs when WP Rocket fails to retrieve...

hourglass_bottomTimeouterrorcURL error 28schedulecronstylecritical-csssettingsserver_configuration
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RocketCDN cache purge failed: The API returned an unexpected response code.

The RocketCDN integration attempts to contact the CDN API whenever you purge...

errorerrorlinkconnectionapiapirocketrocketcdnwarningcache
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Error 403 (forbidden) when RocketCDN is active

When RocketCDN is enabled WordPress serves static files from the CDN domain....

admin_panel_settingspermissionserror403rocketrocketcdnsettingsserver_configuration
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Error: The site is stuck in maintenance mode

WordPress creates a .maintenance file when it starts an update. If the...

webwordpresserrorerroradmin_panel_settingspermissionsfolderfilesystemsystem_updateUpdate
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cURL error 28: Resolving timed out after 5000 milliseconds (Code: http_request_failed)

WordPress tries to reach an external host using cURL. The request stops...

hourglass_bottomTimeouterrorerrorcodecURLdnsDNSsecurityfirewall
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