Coding error detected, it must be fixed by a programmer: Failed to unserialise data from file. Either failed to read, or failed to write.
More information about this error
Debug info:
Error code: codingerror
Stack trace: - line 470 of /cache/stores/file/lib.php: coding_exception thrown
- line 373 of /cache/stores/file/lib.php: call to cachestore_file->prep_data_after_read()
- line 414 of /cache/classes/loaders.php: call to cachestore_file->get()
- line 1572 of /cache/classes/loaders.php: call to cache->get()
- line 1507 of /lib/moodlelib.php: call to cache_application->get()
- line 88 of /local/edwiserform/lib.php: call to get_config()
- line 1527 of /lib/navigationlib.php: call to local_edwiserform_extend_navigation()
- line 1490 of /lib/navigationlib.php: call to global_navigation->load_local_plugin_navigation()
- line 3037 of /lib/navigationlib.php: call to global_navigation->initialise()
- line 504 of /course/format/singleactivity/lib.php: call to global_navigation->find()
- line 1118 of /lib/pagelib.php: call to format_singleactivity->page_set_cm()
- line 3046 of /lib/moodlelib.php: call to moodle_page->set_cm()
- line 3204 of /lib/moodlelib.php: call to require_login()
- line 53 of /mod/resource/view.php: call to require_course_login()