当我单击导出时，phpmyadmin 中出现此错误

Question

Warning in ./../../php/tcpdf/include/tcpdf_fonts.php#1671 chr() expects parameter 1 to be int, string given

Backtrace

tcpdf_fonts.php#1671: chr(string '') tcpdf_fonts.php#1803: TCPDF_FONTS::unichr( string '', boolean true, ) tcpdf_fonts.php#2095: TCPDF_FONTS::UTF8ArrSubString( array, integer 0, integer 1, boolean true, ) tcpdf.php#1960: TCPDF_FONTS::utf8Bidi( array, string '', boolean false, boolean true, NULL, ) ./libraries/classes/Pdf.php#50: TCPDF->__construct( string 'L', string 'pt', string 'A3', boolean true, string 'UTF-8', boolean false, boolean false, ) ./libraries/classes/Plugins/Export/Helpers/Pdf.php#58: PhpMyAdmin\\Pdf->__construct( string 'L', string 'pt', string 'A3', boolean true, string 'UTF-8', boolean false, boolean false, ) ./libraries/classes/Plugins/Export/ExportPdf.php#70: PhpMyAdmin\\Plugins\\Export\\Helpers\\Pdf->__construct( string 'L', string 'pt', string 'A3', ) ./libraries/classes/Plugins/Export/ExportPdf.php#55: PhpMyAdmin\\Plugins\\Export\\ExportPdf->initSpecificVariables() enter image description here ./libraries/classes/Plugins.php#99: PhpMyAdmin\\Plugins\\Export\\ExportPdf->__co nstruct() ./libraries/classes/Display/Export.php#677: PhpMyAdmin\\Plugins::getPlugins( string 'export', string 'libraries/classes/Plugins/Export/', array, ) ./db_export.php#147: PhpMyAdmin\\Display\\Export->getDisplay( string 'database', string 'wordpress', string '', string '', integer 14, integer 0, string 'TablesStructureDataSelect all wp_commentmetawp_commentswp_linkswp_optionswp_postmetawp_postswp_termmetawp_termswp_term_relationshipswp_term_taxonomywp_usermetawp_userswp_yoast_seo_linkswp_yoast_seo_meta ', )

Answer 1

我已经解决了这个问题，我升级了 PHPMyAdmin 和 MYSQL 最新版本。

Answer 2

One quick solution is to downgrade your PHP version, assuming you are running on PHP 7.4. Alternatively refer to this URL https://github.com/tecnickcom/TCPDF/pull/123/commits/34eb0dff48eb0b0d5f38f4cfd92ef6d47aefc8b4

There is a fix for this error with TCPDF