Fatal error: Uncaught TypeError: readdir(): supplied resource is not a valid Directory resource in /home/rtn/public_html/core/vendor/xpdo/xpdo/src/xPDO/Cache/xPDOCacheManager.php:485
Stack trace:
#0 /home/rtn/public_html/core/vendor/xpdo/xpdo/src/xPDO/Cache/xPDOCacheManager.php(485): readdir(Resource id #1145)
#1 /home/rtn/public_html/core/vendor/xpdo/xpdo/src/xPDO/Cache/xPDOFileCache.php(92): xPDO\Cache\xPDOCacheManager->deleteTree('/home/rtn/publi...', Array)
#2 /home/rtn/public_html/core/vendor/xpdo/xpdo/src/xPDO/Cache/xPDOCacheManager.php(703): xPDO\Cache\xPDOFileCache->delete('MODX\\Revolution...', Array)
#3 /home/rtn/public_html/core/vendor/xpdo/xpdo/src/xPDO/xPDO.php(2387): xPDO\Cache\xPDOCacheManager->delete('MODX\\Revolution...', Array)
#4 /home/rtn/public_html/core/vendor/xpdo/xpdo/src/xPDO/Om/xPDOObject.php(1493): xPDO\xPDO->toCache(Object(xPDO\Om\mysql\xPDOQuery), Object(MODX\Revolution\mysql\modSnippet), 0, Array)
#5 /home/rtn/public_html/core/src/Revolution/modAccessibleObject.php(215): xPDO\Om\xPDOObject->save(NULL)
#6 /home/rtn/public_html/core/src/Revolution/modElement.php(224): MODX\Revolution\modAccessibleObject->save(NULL)
#7 /home/rtn/public_html/core/src/Revolution/modSnippet.php(41): MODX\Revolution\modElement->save(NULL)
#8 /home/rtn/public_html/core/src/Revolution/modElement.php(539): MODX\Revolution\modSnippet->save()
#9 /home/rtn/public_html/core/src/Revolution/modElement.php(383): MODX\Revolution\modElement->getContent(Array)
#10 /home/rtn/public_html/core/src/Revolution/modScript.php(75): MODX\Revolution\modElement->process('&cache_seconds=...', NULL)
#11 /home/rtn/public_html/core/src/Revolution/modParser.php(508): MODX\Revolution\modScript->process('&cache_seconds=...')
#12 /home/rtn/public_html/core/components/pdotools/src/Parsing/Parser.php(276): MODX\Revolution\modParser->processTag(Array, true)
#13 /home/rtn/public_html/core/src/Revolution/modParser.php(221): ModxPro\PdoTools\Parsing\Parser->processTag(Array, true)
#14 /home/rtn/public_html/core/components/pdotools/src/Parsing/Parser.php(73): MODX\Revolution\modParser->processElementTags('', '[[!rtn_cache_co...', true, false, '[[', ']]', Array, 9)
#15 /home/rtn/public_html/core/src/Revolution/modResource.php(521): ModxPro\PdoTools\Parsing\Parser->processElementTags('', '[[!rtn_cache_co...', true, false, '[[', ']]', Array, 10)
#16 /home/rtn/public_html/core/src/Revolution/modResource.php(469): MODX\Revolution\modResource->parseContent()
#17 /home/rtn/public_html/core/src/Revolution/modResponse.php(72): MODX\Revolution\modResource->prepare()
#18 /home/rtn/public_html/core/src/Revolution/modRequest.php(154): MODX\Revolution\modResponse->outputContent(Array)
#19 /home/rtn/public_html/core/src/Revolution/modX.php(1242): MODX\Revolution\modRequest->prepareResponse()
#20 /home/rtn/public_html/core/components/articles/src/Model/ArticlesRouter.php(142): MODX\Revolution\modX->sendForward('10779')
#21 /home/rtn/public_html/core/cache/includes/elements/modx/revolution/modplugin/25.include.cache.php(43): Articles\Model\ArticlesRouter->route()
#22 /home/rtn/public_html/core/src/Revolution/modScript.php(88): include('/home/rtn/publi...')
#23 /home/rtn/public_html/core/src/Revolution/modX.php(1706): MODX\Revolution\modScript->process(NULL)
#24 /home/rtn/public_html/core/src/Revolution/modX.php(1280): MODX\Revolution\modX->invokeEvent('OnPageNotFound', Array)
#25 /home/rtn/public_html/core/src/Revolution/modRequest.php(125): MODX\Revolution\modX->sendErrorPage()
#26 /home/rtn/public_html/core/src/Revolution/modX.php(1499): MODX\Revolution\modRequest->handleRequest()
#27 /home/rtn/public_html/index.php(63): MODX\Revolution\modX->handleRequest()
#28 {main}
thrown in /home/rtn/public_html/core/vendor/xpdo/xpdo/src/xPDO/Cache/xPDOCacheManager.php on line 485