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Call Stack
#TimeMemoryFunctionLocation
10.0001355288{main}( ).../index.php:0
20.00862266328MediaWiki->run( ).../index.php:41
30.00862266328MediaWiki->main( ).../MediaWiki.php:508
40.01662613784MediaWiki->performRequest( ).../MediaWiki.php:714
50.01942741984MediaWiki->performAction( $page = class SMWPropertyPage { protected $limit = 25; protected $from = ''; protected $until = ''; protected $skin = NULL; protected $mProperty = class SMW\DIProperty { private $m_key = '_MDAT'; private $m_inverse = FALSE; private $m_proptypeid = '_dat' }; protected $mContext = class RequestContext { private $request = class WebRequest { ... }; private $title = class Title { ... }; private $wikipage = class WikiPage { ... }; private $output = class OutputPage { ... }; private $user = class User { ... }; private $lang = class Language { ... }; private $skin = NULL; private $stats = class BufferingStatsdDataFactory { ... }; private $config = class GlobalVarConfig { ... } }; protected $mPage = class WikiPage { public $mTitle = class Title { ... }; public $mDataLoaded = TRUE; public $mIsRedirect = FALSE; public $mLatest = FALSE; public $mPreparedEdit = FALSE; protected $mId = 0; protected $mDataLoadedFrom = 0; protected $mRedirectTarget = NULL; protected $mLastRevision = NULL; protected $mTimestamp = ''; protected $mTouched = '19700101000000'; protected $mLinksUpdated = '19700101000000'; public $store = class SMWSQLStore3 { ... } }; public $mParserOptions = class ParserOptions { private $mInterwikiMagic = TRUE; private $mAllowExternalImages = TRUE; private $mAllowExternalImagesFrom = ''; private $mEnableImageWhitelist = TRUE; private $mDateFormat = NULL; private $mEditSection = TRUE; private $mAllowSpecialInclusion = TRUE; private $mTidy = TRUE; private $mInterfaceMessage = FALSE; private $mTargetLanguage = NULL; private $mMaxIncludeSize = 10485760; private $mMaxPPNodeCount = 1000000; private $mMaxGeneratedPPNodeCount = 1000000; private $mMaxPPExpandDepth = 40; private $mMaxTemplateDepth = 40; private $mExpensiveParserFunctionLimit = 100; private $mRemoveComments = TRUE; private $mCurrentRevisionCallback = [...]; private $mTemplateCallback = [...]; private $mEnableLimitReport = TRUE; private $mTimestamp = NULL; private $mExternalLinkTarget = FALSE; private $mCleanSignatures = TRUE; private $mPreSaveTransform = TRUE; private $mDisableContentConversion = FALSE; private $mDisableTitleConversion = FALSE; private $mNumberHeadings = 0; private $mThumbSize = 5; private $mStubThreshold = 0; private $mUserLang = class Language { ... }; private $mUser = class User { ... }; private $mIsPreview = FALSE; private $mIsSectionPreview = FALSE; private $mIsPrintable = FALSE; private $mExtraKey = ''; private $onAccessCallback = NULL; private $redirectTarget = NULL }; public $mContent = NULL; public $mContentObject = NULL; public $mContentLoaded = FALSE; public $mOldId = 0; public $mRedirectedFrom = NULL; public $mRedirectUrl = FALSE; public $mRevIdFetched = 0; public $mRevision = NULL; public $mParserOutput = FALSE }, $requestTitle = class Title { public $mTextform = 'Modification date'; public $mUrlform = 'Modification_date'; public $mDbkeyform = 'Modification_date'; protected $mUserCaseDBKey = 'Modification_date'; public $mNamespace = 122; public $mInterwiki = ''; private $mLocalInterwiki = FALSE; public $mFragment = 'SMWResults'; public $mArticleID = 0; protected $mLatestID = 0; public $mContentModel = 'wikitext'; private $mEstimateRevisions = NULL; public $mRestrictions = []; protected $mOldRestrictions = FALSE; public $mCascadeRestriction = NULL; public $mCascadingRestrictions = NULL; protected $mRestrictionsExpiry = []; protected $mHasCascadingRestrictions = NULL; public $mCascadeSources = NULL; public $mRestrictionsLoaded = FALSE; protected $mPrefixedText = 'Property:Modification date'; public $mTitleProtection = NULL; public $mDefaultNamespace = 0; protected $mWatched = NULL; protected $mLength = 0; public $mRedirect = FALSE; private $mNotificationTimestamp = []; private $mHasSubpages = NULL; private $mPageLanguage = FALSE; private $mDbPageLanguage = NULL; private $mTitleValue = NULL; private $mIsBigDeletion = NULL } ).../MediaWiki.php:287
60.01942742080ViewAction->show( ).../MediaWiki.php:490
70.01942742080SMWPropertyPage->view( ).../ViewAction.php:44
80.05313612232SMWPropertyPage->showList( ).../SMW_OrderedListPage.php:73
90.05323613056SMWPropertyPage->getHtml( ).../SMW_OrderedListPage.php:100
100.05413623536SMWPropertyPage->getPropertyValueList( ).../SMW_PropertyPage.php:40
110.12263653240SMWPropertyPage->subjectObjectList( $diWikiPages = [0 => class SMW\DIWikiPage { protected $m_dbkey = '06c7824083211aa33673011a503a0d80.jpg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '06c7824083211aa33673011a503a0d80.jpg'; private $contextReference = NULL }, 1 => class SMW\DIWikiPage { protected $m_dbkey = '0MQ_—_Сокеты_на_стероидах_(Сергей_Гулько,_OSDN-UA-2012)'; protected $m_namespace = 0; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '0MQ — Сокеты на стероидах (Сергей Гулько, OSDN-UA-2012)'; private $contextReference = NULL }, 2 => class SMW\DIWikiPage { protected $m_dbkey = '0MQ_—_Сокеты_на_стероидах_(Сергей_Гулько,_OSDN-UA-2012).pdf'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '0MQ — Сокеты на стероидах (Сергей Гулько, OSDN-UA-2012).pdf'; private $contextReference = NULL }, 3 => class SMW\DIWikiPage { protected $m_dbkey = '2004-01-23-twins-computer-01-tmb.jpg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2004-01-23-twins-computer-01-tmb.jpg'; private $contextReference = NULL }, 4 => class SMW\DIWikiPage { protected $m_dbkey = '2013-02-06-agiledays-planning.mm'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2013-02-06-agiledays-planning.mm'; private $contextReference = NULL }, 5 => class SMW\DIWikiPage { protected $m_dbkey = '2013-02-06-agiledays-planning.svg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2013-02-06-agiledays-planning.svg'; private $contextReference = NULL }, 6 => class SMW\DIWikiPage { protected $m_dbkey = '2013-02-27-agiledays.mm'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2013-02-27-agiledays.mm'; private $contextReference = NULL }, 7 => class SMW\DIWikiPage { protected $m_dbkey = '2013-02-27-agiledays.svg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2013-02-27-agiledays.svg'; private $contextReference = NULL }, 8 => class SMW\DIWikiPage { protected $m_dbkey = '2013-03-11-agiledays.mm'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2013-03-11-agiledays.mm'; private $contextReference = NULL }, 9 => class SMW\DIWikiPage { protected $m_dbkey = '2013-03-11-agiledays.svg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2013-03-11-agiledays.svg'; private $contextReference = NULL }, 10 => class SMW\DIWikiPage { protected $m_dbkey = '2021-03-31_Image1.png'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '2021-03-31 Image1.png'; private $contextReference = NULL }, 11 => class SMW\DIWikiPage { protected $m_dbkey = '20px-Symbol_thumbs_up_filled.svg.png'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '20px-Symbol thumbs up filled.svg.png'; private $contextReference = NULL }, 12 => class SMW\DIWikiPage { protected $m_dbkey = '30_встреча_сообщества_не_состоялась.png'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '30 встреча сообщества не состоялась.png'; private $contextReference = NULL }, 13 => class SMW\DIWikiPage { protected $m_dbkey = '3source-01.svg.png'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '3source-01.svg.png'; private $contextReference = NULL }, 14 => class SMW\DIWikiPage { protected $m_dbkey = '800px-Pic-xe224x1v1-wave-diagram.png'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = '800px-Pic-xe224x1v1-wave-diagram.png'; private $contextReference = NULL }, 15 => class SMW\DIWikiPage { protected $m_dbkey = 'Abs_(gnuplot)'; protected $m_namespace = 0; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'Abs (gnuplot)'; private $contextReference = NULL }, 16 => class SMW\DIWikiPage { protected $m_dbkey = 'Acos_(gnuplot)'; protected $m_namespace = 0; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'Acos (gnuplot)'; private $contextReference = NULL }, 17 => class SMW\DIWikiPage { protected $m_dbkey = 'Acosh_(gnuplot)'; protected $m_namespace = 0; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'Acosh (gnuplot)'; private $contextReference = NULL }, 18 => class SMW\DIWikiPage { protected $m_dbkey = 'Acrobat._A_drawing_error_occured.jpg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'Acrobat. A drawing error occured.jpg'; private $contextReference = NULL }, 19 => class SMW\DIWikiPage { protected $m_dbkey = 'Add-doom-logo.svg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'Add-doom-logo.svg'; private $contextReference = NULL }, 21 => class SMW\DIWikiPage { protected $m_dbkey = 'Affordable_SEO_Tips_About_Exactly_What_A_Web_Robot_Searches_For_Within_A_Website'; protected $m_namespace = 0; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'Affordable SEO Tips About Exactly What A Web Robot Searches For Within A Website'; private $contextReference = NULL }, 22 => class SMW\DIWikiPage { protected $m_dbkey = 'Afnan36'; protected $m_namespace = 2; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'Afnan36'; private $contextReference = NULL }, 23 => class SMW\DIWikiPage { protected $m_dbkey = 'AG-DVX100P_A3TD00900_01.jpg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'AG-DVX100P A3TD00900 01.jpg'; private $contextReference = NULL }, 24 => class SMW\DIWikiPage { protected $m_dbkey = 'AG-DVX100P_A3TD00900_02.jpg'; protected $m_namespace = 6; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'AG-DVX100P A3TD00900 02.jpg'; private $contextReference = NULL }, 25 => class SMW\DIWikiPage { protected $m_dbkey = 'AjaxLoader'; protected $m_namespace = 0; protected $m_interwiki = ''; protected $m_subobjectname = ''; private $sortkey = 'AjaxLoader'; private $contextReference = NULL }] ).../SMW_PropertyPage.php:149
 Exception encountered, of type "TypeError"
[ea2546fc] /Property:Modification_date TypeError from line 112 of /var/home/yourcmc/WWW/wiki/extensions/SemanticMediaWiki/src/DataValueFactory.php: Argument 1 passed to SMW\DataValueFactory::newDataItemValue() must be an instance of SMWDataItem, null given, called in /var/home/yourcmc/WWW/wiki/extensions/SemanticMediaWiki/includes/articlepages/SMW_PropertyPage.php on line 183
Backtrace:
#0 /var/home/yourcmc/WWW/wiki/extensions/SemanticMediaWiki/includes/articlepages/SMW_PropertyPage.php(183): SMW\DataValueFactory::newDataItemValue(NULL, NULL)
#1 /var/home/yourcmc/WWW/wiki/extensions/SemanticMediaWiki/includes/articlepages/SMW_PropertyPage.php(149): SMWPropertyPage->subjectObjectList(array)
#2 /var/home/yourcmc/WWW/wiki/extensions/SemanticMediaWiki/includes/articlepages/SMW_PropertyPage.php(40): SMWPropertyPage->getPropertyValueList()
#3 /var/home/yourcmc/WWW/wiki/extensions/SemanticMediaWiki/includes/articlepages/SMW_OrderedListPage.php(100): SMWPropertyPage->getHtml()
#4 /var/home/yourcmc/WWW/wiki/extensions/SemanticMediaWiki/includes/articlepages/SMW_OrderedListPage.php(73): SMWOrderedListPage->showList()
#5 /var/home/yourcmc/WWW/wiki/includes/actions/ViewAction.php(44): SMWOrderedListPage->view()
#6 /var/home/yourcmc/WWW/wiki/includes/MediaWiki.php(490): ViewAction->show()
#7 /var/home/yourcmc/WWW/wiki/includes/MediaWiki.php(287): MediaWiki->performAction(SMWPropertyPage, Title)
#8 /var/home/yourcmc/WWW/wiki/includes/MediaWiki.php(714): MediaWiki->performRequest()
#9 /var/home/yourcmc/WWW/wiki/includes/MediaWiki.php(508): MediaWiki->main()
#10 /var/home/yourcmc/WWW/wiki/index.php(41): MediaWiki->run()
#11 {main}