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P

PLC

Programmable Logic Controller - a ruggedized embedded computing device that is continuously reading sensor data, executing its control logic program, and updating physical outputs based on that program.


Exception - profile_load_data(): Argument #1 ($user) must be of type stdClass, bool given, called in [dirroot]/local/splitscreen/lib.php on line 29
Debug info:
Error code: generalexceptionmessage
Stack trace:
  • line 694 of /user/profile/lib.php: TypeError thrown
  • line 29 of /local/splitscreen/lib.php: call to profile_load_data()
  • line 74 of /lib/classes/hook/output/before_footer_html_generation.php: call to local_splitscreen_before_footer()
  • line 987 of /lib/classes/output/core_renderer.php: call to core\hook\output\before_footer_html_generation->process_legacy_callbacks()
  • line 504 of /mod/glossary/view.php: call to core\output\core_renderer->footer()
Exception - profile_load_data(): Argument #1 ($user) must be of type stdClass, bool given, called in [dirroot]/local/splitscreen/lib.php on line 29
Debug info:
Error code: generalexceptionmessage
Stack trace:
  • line 694 of /user/profile/lib.php: TypeError thrown
  • line 29 of /local/splitscreen/lib.php: call to profile_load_data()
  • line 74 of /lib/classes/hook/output/before_footer_html_generation.php: call to local_splitscreen_before_footer()
  • line 987 of /lib/classes/output/core_renderer.php: call to core\hook\output\before_footer_html_generation->process_legacy_callbacks()
  • line 2689 of /lib/classes/output/core_renderer.php: call to core\output\core_renderer->footer()
  • line 179 of /lib/setuplib.php: call to core\output\core_renderer->fatal_error()
  • line ? of unknownfile: call to default_exception_handler()