Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 102
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 102
Severity: Notice
Message: Trying to get property of non-object
Filename: models/slides_model.php
Line Number: 40
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 126
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 130
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 132
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 132
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 133
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/lecture.php
Line Number: 133
Severity: Notice
Message: Trying to get property of non-object
Filename: core/MY_Controller.php
Line Number: 157
Severity: Notice
Message: Trying to get property of non-object
Filename: views/lecture_summary.php
Line Number: 2
Severity: Notice
Message: Trying to get property of non-object
Filename: views/lecture_summary.php
Line Number: 2