Http error 500 on article page [Ojs 3.1.0.0 OldGregg]

Dear all,
@Vitaliy @anupent

The journal still uses Ojs 3.1.0.0 and OldGregg. The other menus are accessible except the article page, van Hiele instructional package for vocational school students’ spatial reasoning | Beta: Jurnal Tadris Matematika
A week ago was just fine.

Here are the error logs;

[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of PiwikPlugin::getTemplatePath() should be compatible with Plugin::getTemplatePath($inCore = false) in /home/k2542002/public_html/plugins/generic/piwik/PiwikPlugin.inc.php on line 155
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of OpenAIREDAO::setOAI() should be compatible with PKPOAIDAO::setOAI($oai) in /home/k2542002/public_html/plugins/generic/openAIRE/OpenAIREDAO.inc.php on line 19
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of DRIVERDAO::setOAI() should be compatible with PKPOAIDAO::setOAI($oai) in /home/k2542002/public_html/plugins/generic/driver/DRIVERDAO.inc.php on line 65
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of CustomBlockPlugin::getSeq() should be compatible with BlockPlugin::getSeq($contextId = NULL) in /home/k2542002/public_html/plugins/generic/customBlockManager/CustomBlockPlugin.inc.php on line 129
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of CustomBlockPlugin::getBlockContext() should be compatible with BlockPlugin::getBlockContext($contextId = NULL) in /home/k2542002/public_html/plugins/generic/customBlockManager/CustomBlockPlugin.inc.php on line 129
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of CustomBlockPlugin::getEnabled() should be compatible with BlockPlugin::getEnabled($contextId = NULL) in /home/k2542002/public_html/plugins/generic/customBlockManager/CustomBlockPlugin.inc.php on line 129
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of CustomBlockPlugin::getContents() should be compatible with BlockPlugin::getContents($templateMgr, $request = NULL) in /home/k2542002/public_html/plugins/generic/customBlockManager/CustomBlockPlugin.inc.php on line 129
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of ArticleHandler::initialize() should be compatible with PKPHandler::initialize($request) in /home/k2542002/public_html/pages/article/ArticleHandler.inc.php on line 389
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of SubmissionFileDAO::fromRow() should be compatible with PKPSubmissionFileDAO::fromRow($row, $fileImplementation) in /home/k2542002/public_html/classes/article/SubmissionFileDAO.inc.php on line 23
[10-Sep-2018 03:13:29 UTC] PHP Deprecated: Non-static method PKPApplication::getCCLicenseBadge() should not be called statically, assuming $this from incompatible context in /home/k2542002/public_html/pages/article/ArticleHandler.inc.php on line 149
[10-Sep-2018 03:13:29 UTC] PHP Strict Standards: Declaration of SubmissionKeywordEntryDAO::getByControlledVocabId() should be compatible with ControlledVocabEntryDAO::getByControlledVocabId($controlledVocabId, $rangeInfo = NULL, $filter = NULL) in /home/k2542002/public_html/lib/pkp/classes/submission/SubmissionKeywordEntryDAO.inc.php on line 20
[10-Sep-2018 03:13:29 UTC] PHP Fatal error: Call to undefined function Symfony\Polyfill\Mbstring\iconv() in /home/k2542002/public_html/plugins/generic/citationStyleLanguage/lib/vendor/symfony/polyfill-mbstring/Mbstring.php on line 154

Hi @kawahyu

Did you perform a search in Google for you error? For example, have you already tried to implement the solution from here: similar error required to install iconv PHP extention.

1 Like

Thanks a lot @Vitaliy
It works perfectly