Fatal error: Uncaught TypeError: join(): Argument #2 ($array) must be of type ?array, string given in /usr/home/wiki/KyoshinTebiki/plugin/tex.inc.php:108 Stack trace: #0 /usr/home/wiki/KyoshinTebiki/plugin/tex.inc.php(108): join(Array, ',') #1 /usr/home/wiki/KyoshinTebiki/plugin/tex.inc.php(36): plugin_tex_body(Array) #2 /usr/home/wiki/KyoshinTebiki/lib/plugin.php(182): plugin_tex_inline('43.44 in early ...', ' which is due t...', ' fell 2 percent...', '') #3 /usr/home/wiki/KyoshinTebiki/lib/make_link.php(301): do_plugin_inline('tex', '43.44 in early ...', '') #4 /usr/home/wiki/KyoshinTebiki/lib/make_link.php(138): Link_plugin->toString() #5 [internal function]: InlineConverter->replace(Array) #6 /usr/home/wiki/KyoshinTebiki/lib/make_link.php(121): preg_replace_callback('/(\n&\n( # (...', Array, 'Sorry, I'm busy...') #7 /usr/home/wiki/KyoshinTebiki/lib/make_link.php(38): InlineConverter->convert('Sorry, I'm busy...', ':config/plugin/...') #8 /usr/home/wiki/KyoshinTebiki/lib/convert_html.php(188): make_link('Sorry, I'm busy...') #9 /usr/home/wiki/KyoshinTebiki/lib/convert_html.php(106): Inline->__construct('Sorry, I'm busy...') #10 /usr/home/wiki/KyoshinTebiki/lib/convert_html.php(337): Factory_Inline('Sorry, I'm busy...') #11 /usr/home/wiki/KyoshinTebiki/lib/convert_html.php(414): ListContainer->__construct('ul', 'li', '-', 'Sorry, I'm busy...') #12 /usr/home/wiki/KyoshinTebiki/lib/convert_html.php(976): UList->__construct(Object(Body), '- Sorry, I'm bu...') #13 /usr/home/wiki/KyoshinTebiki/lib/convert_html.php(23): Body->parse(Array) #14 /usr/home/wiki/KyoshinTebiki/plugin/backup.inc.php(118): convert_html(Array) #15 /usr/home/wiki/KyoshinTebiki/lib/plugin.php(108): plugin_backup_action() #16 /usr/home/wiki/KyoshinTebiki/lib/pukiwiki.php(69): do_plugin_action('backup') #17 /usr/home/wiki/KyoshinTebiki/index.php(23): require('/usr/home/wiki/...') #18 {main} thrown in /usr/home/wiki/KyoshinTebiki/plugin/tex.inc.php on line 108