We upgraded from OJS-3.3.0-13 to OJS-3.3.0-14 and it is all good but some warning messages appeared in the error log. it is creating the huge log.
PHP 7.4
PHP Warning: strip_tags() expects parameter 1 to be string, array given in /EPUB/ojs/plugins/metadata/dc11/filter/Dc11SchemaArticleAdapter.inc.php on line 188
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP Stack trace:
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 1. {main}() /EPUB/ojs/index.php:0
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 2. PKPApplication->execute() /EPUB/ojs/index.php:68
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 3. Dispatcher->dispatch($request = class Request { public $_router = class PageRouter { public $_installationPages = [...]; public $_page = 'oai'; public $_op = 'index'; public $_indexUrl = 'https://epubs.icar.org.in/index.php'; public $_cacheFilename = NULL; public $_application = class Application { ... }; public $_dispatcher = class Dispatcher { ... }; public $_contextDepth = 1; public $_contextList = [...]; public $_flippedContextList = [...]; public $_contextPaths = [...]; public $_contexts = [...]; public $_handler = class OAIHandler { ... } }; public $_dispatcher = class Dispatcher { public $_application = class Application { ... }; public $_routerNames = [...]; public $_routerInstances = [...]; public $_router = class PageRouter { ... }; public $_requestCallbackHack = NULL }; public $_requestVars = ['resumptionToken' => '600c5e0a25f9786265cabd244941ccef', 'verb' => 'ListRecords']; public $_basePath = ''; public $_requestPath = NULL; public $_isRestfulUrlsEnabled = FALSE; public $_isPathInfoEnabled = TRUE; public $_serverHost = 'epubs.icar.org.in'; public $_protocol = 'https'; public $_isBot = NULL; public $_userAgent = 'python-requests/2.25.1' }) /EPUB/ojs/lib/pkp/classes/core/PKPApplication.inc.php:362
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 4. PKPPageRouter->route($request = class Request { public $_router = class PageRouter { public $_installationPages = [...]; public $_page = 'oai'; public $_op = 'index'; public $_indexUrl = 'https://epubs.icar.org.in/index.php'; public $_cacheFilename = NULL; public $_application = class Application { ... }; public $_dispatcher = class Dispatcher { ... }; public $_contextDepth = 1; public $_contextList = [...]; public $_flippedContextList = [...]; public $_contextPaths = [...]; public $_contexts = [...]; public $_handler = class OAIHandler { ... } }; public $_dispatcher = class Dispatcher { public $_application = class Application { ... }; public $_routerNames = [...]; public $_routerInstances = [...]; public $_router = class PageRouter { ... }; public $_requestCallbackHack = NULL }; public $_requestVars = ['resumptionToken' => '600c5e0a25f9786265cabd244941ccef', 'verb' => 'ListRecords']; public $_basePath = ''; public $_requestPath = NULL; public $_isRestfulUrlsEnabled = FALSE; public $_isPathInfoEnabled = TRUE; public $_serverHost = 'epubs.icar.org.in'; public $_protocol = 'https'; public $_isBot = NULL; public $_userAgent = 'python-requests/2.25.1' }) /EPUB/ojs/lib/pkp/classes/core/Dispatcher.inc.php:144
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 5. PKPRouter->_authorizeInitializeAndCallRequest($serviceEndpoint = [0 => class OAIHandler { protected $_apiToken = NULL; public $_id = 'oai'; public $_dispatcher = class Dispatcher { ... }; public $_checks = [...]; public $_roleAssignments = [...]; public $_authorizationDecisionManager = class AuthorizationDecisionManager { ... }; public $_enforceRestrictedSite = TRUE; public $_roleAssignmentsChecked = FALSE; public $_isBackendPage = FALSE }, 1 => 'index'], $request = class Request { public $_router = class PageRouter { public $_installationPages = [...]; public $_page = 'oai'; public $_op = 'index'; public $_indexUrl = 'https://epubs.icar.org.in/index.php'; public $_cacheFilename = NULL; public $_application = class Application { ... }; public $_dispatcher = class Dispatcher { ... }; public $_contextDepth = 1; public $_contextList = [...]; public $_flippedContextList = [...]; public $_contextPaths = [...]; public $_contexts = [...]; public $_handler = class OAIHandler { ... } }; public $_dispatcher = class Dispatcher { public $_application = class Application { ... }; public $_routerNames = [...]; public $_routerInstances = [...]; public $_router = class PageRouter { ... }; public $_requestCallbackHack = NULL }; public $_requestVars = ['resumptionToken' => '600c5e0a25f9786265cabd244941ccef', 'verb' => 'ListRecords']; public $_basePath = ''; public $_requestPath = NULL; public $_isRestfulUrlsEnabled = FALSE; public $_isPathInfoEnabled = TRUE; public $_serverHost = 'epubs.icar.org.in'; public $_protocol = 'https'; public $_isBot = NULL; public $_userAgent = 'python-requests/2.25.1' }, $args = [], $validate = FALSE) /EPUB/ojs/lib/pkp/classes/core/PKPPageRouter.inc.php:246
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 6. OAIHandler->index($args = [], $request = class Request { public $_router = class PageRouter { public $_installationPages = [...]; public $_page = 'oai'; public $_op = 'index'; public $_indexUrl = 'https://epubs.icar.org.in/index.php'; public $_cacheFilename = NULL; public $_application = class Application { ... }; public $_dispatcher = class Dispatcher { ... }; public $_contextDepth = 1; public $_contextList = [...]; public $_flippedContextList = [...]; public $_contextPaths = [...]; public $_contexts = [...]; public $_handler = class OAIHandler { ... } }; public $_dispatcher = class Dispatcher { public $_application = class Application { ... }; public $_routerNames = [...]; public $_routerInstances = [...]; public $_router = class PageRouter { ... }; public $_requestCallbackHack = NULL }; public $_requestVars = ['resumptionToken' => '600c5e0a25f9786265cabd244941ccef', 'verb' => 'ListRecords']; public $_basePath = ''; public $_requestPath = NULL; public $_isRestfulUrlsEnabled = FALSE; public $_isPathInfoEnabled = TRUE; public $_serverHost = 'epubs.icar.org.in'; public $_protocol = 'https'; public $_isBot = NULL; public $_userAgent = 'python-requests/2.25.1' }) /EPUB/ojs/lib/pkp/classes/core/PKPRouter.inc.php:395
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 7. OAI->execute() /EPUB/ojs/pages/oai/OAIHandler.inc.php:39
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 8. OAI->ListRecords() /EPUB/ojs/lib/pkp/classes/oai/OAI.inc.php:85
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 9. OAI->formatMetadata($format = 'oai_dc', $record = class OAIRecord { public $data = ['article' => class Submission { ... }, 'journal' => class Journal { ... }, 'section' => class Section { ... }, 'issue' => class Issue { ... }, 'galleys' => [...]]; public $identifier = 'oai:ojs3.epubs.icar.org.in:article/20688'; public $datestamp = '2012-07-02T13:22:33Z'; public $sets = [0 => 'IPPJ:SC']; public $status = 1 }) /EPUB/ojs/lib/pkp/classes/oai/OAI.inc.php:531
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 10. OAIMetadataFormat_DC->toXml($record = class OAIRecord { public $data = ['article' => class Submission { ... }, 'journal' => class Journal { ... }, 'section' => class Section { ... }, 'issue' => class Issue { ... }, 'galleys' => [...]]; public $identifier = 'oai:ojs3.epubs.icar.org.in:article/20688'; public $datestamp = '2012-07-02T13:22:33Z'; public $sets = [0 => 'IPPJ:SC']; public $status = 1 }, $format = *uninitialized*) /EPUB/ojs/lib/pkp/classes/oai/OAI.inc.php:788
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 11. PKPOAIMetadataFormat_DC->toXml($dataObject = class Submission { public $_data = ['id' => 20688, 'contextId' => 8, 'currentPublicationId' => 17691, 'dateLastActivity' => '2012-07-02 18:52:33', 'dateSubmitted' => '2012-07-02 18:04:35', 'lastModified' => '2012-07-02 18:52:33', 'locale' => 'en_US', 'stageId' => 1, 'status' => 3, 'submissionProgress' => 0, 'publications' => [...]]; public $_hasLoadableAdapters = TRUE; public $_metadataExtractionAdapters = ['plugins.metadata.dc11.schema.Dc11Schema' => class Dc11SchemaArticleAdapter { ... }]; public $_extractionAdaptersLoaded = TRUE; public $_metadataInjectionAdapters = []; public $_injectionAdaptersLoaded = FALSE }, $format = NULL) /EPUB/ojs/plugins/oaiMetadataFormats/dc/OAIMetadataFormat_DC.inc.php:28
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 12. DataObject->extractMetadata($metadataSchema = class Dc11Schema { public $_assocTypes = [0 => 1048585, 1 => -1]; public $_name = 'dc-1.1'; public $_namespace = 'dc'; public $_classname = 'plugins.metadata.dc11.schema.Dc11Schema'; public $_properties = ['dc:title' => class MetadataProperty { ... }, 'dc:creator' => class MetadataProperty { ... }, 'dc:subject' => class MetadataProperty { ... }, 'dc:description' => class MetadataProperty { ... }, 'dc:publisher' => class MetadataProperty { ... }, 'dc:contributor' => class MetadataProperty { ... }, 'dc:date' => class MetadataProperty { ... }, 'dc:type' => class MetadataProperty { ... }, 'dc:format' => class MetadataProperty { ... }, 'dc:identifier' => class MetadataProperty { ... }, 'dc:source' => class MetadataProperty { ... }, 'dc:language' => class MetadataProperty { ... }, 'dc:relation' => class MetadataProperty { ... }, 'dc:coverage' => class MetadataProperty { ... }, 'dc:rights' => class MetadataProperty { ... }] }) /EPUB/ojs/lib/pkp/plugins/oaiMetadataFormats/dc/PKPOAIMetadataFormat_DC.inc.php:22
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 13. Filter->execute($input = class Submission { public $_data = ['id' => 20688, 'contextId' => 8, 'currentPublicationId' => 17691, 'dateLastActivity' => '2012-07-02 18:52:33', 'dateSubmitted' => '2012-07-02 18:04:35', 'lastModified' => '2012-07-02 18:52:33', 'locale' => 'en_US', 'stageId' => 1, 'status' => 3, 'submissionProgress' => 0, 'publications' => [...]]; public $_hasLoadableAdapters = TRUE; public $_metadataExtractionAdapters = ['plugins.metadata.dc11.schema.Dc11Schema' => class Dc11SchemaArticleAdapter { ... }]; public $_extractionAdaptersLoaded = TRUE; public $_metadataInjectionAdapters = []; public $_injectionAdaptersLoaded = FALSE }, $returnErrors = *uninitialized*) /EPUB/ojs/lib/pkp/classes/core/DataObject.inc.php:460
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 14. MetadataDataObjectAdapter->process($input = class Submission { public $_data = ['id' => 20688, 'contextId' => 8, 'currentPublicationId' => 17691, 'dateLastActivity' => '2012-07-02 18:52:33', 'dateSubmitted' => '2012-07-02 18:04:35', 'lastModified' => '2012-07-02 18:52:33', 'locale' => 'en_US', 'stageId' => 1, 'status' => 3, 'submissionProgress' => 0, 'publications' => [...]]; public $_hasLoadableAdapters = TRUE; public $_metadataExtractionAdapters = ['plugins.metadata.dc11.schema.Dc11Schema' => class Dc11SchemaArticleAdapter { ... }]; public $_extractionAdaptersLoaded = TRUE; public $_metadataInjectionAdapters = []; public $_injectionAdaptersLoaded = FALSE }) /EPUB/ojs/lib/pkp/classes/filter/Filter.inc.php:449
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 15. Dc11SchemaArticleAdapter->extractMetadataFromDataObject($article = class Submission { public $_data = ['id' => 20688, 'contextId' => 8, 'currentPublicationId' => 17691, 'dateLastActivity' => '2012-07-02 18:52:33', 'dateSubmitted' => '2012-07-02 18:04:35', 'lastModified' => '2012-07-02 18:52:33', 'locale' => 'en_US', 'stageId' => 1, 'status' => 3, 'submissionProgress' => 0, 'publications' => [...]]; public $_hasLoadableAdapters = TRUE; public $_metadataExtractionAdapters = ['plugins.metadata.dc11.schema.Dc11Schema' => class Dc11SchemaArticleAdapter { ... }]; public $_extractionAdaptersLoaded = TRUE; public $_metadataInjectionAdapters = []; public $_injectionAdaptersLoaded = FALSE }) /EPUB/ojs/lib/pkp/classes/metadata/MetadataDataObjectAdapter.inc.php:266
[23-Feb-2023 19:25:35 Asia/Kolkata] PHP 16. strip_tags($str = ['en_US' => [0 => 'en']]) /EPUB/ojs/plugins/metadata/dc11/filter/Dc11SchemaArticleAdapter.inc.php:188