internal:/pro.html

MathObjects-Docs

Documents and best practices for using MathObjects

internal:/pro.html

Created: Tuesday, 3 March 2009, 5:54 AM by

Exception - core\output\core_renderer::user_picture(): Argument #1 ($user) must be of type stdClass, false given, called in [dirroot]/mod/wiki/pagelib.php on line 1331

More information about this error

Debug info:
Error code: generalexceptionmessage

Stack trace:

line 2259 of /lib/classes/output/core_renderer.php: TypeError thrown
line 1331 of /mod/wiki/pagelib.php: call to core\output\core_renderer->user_picture()
line 1267 of /mod/wiki/pagelib.php: call to page_wiki_history->print_history_content()
line 87 of /mod/wiki/history.php: call to page_wiki_history->print_content()