A PHP Error was encountered
Severity: 8192
Message: strtolower(): Passing null to parameter #1 ($string) of type string is deprecated
Filename: core/MY_Controller.php
Line Number: 217
A PHP Error was encountered
Severity: 8192
Message: strtolower(): Passing null to parameter #1 ($string) of type string is deprecated
Filename: core/MY_Controller.php
Line Number: 217
A PHP Error was encountered
Severity: Warning
Message: Undefined array key "db_object"
Filename: store/ARC2_StoreSelectQueryHandler.php
Line Number: 178
Fatal error: Uncaught Error: Call to a member function simpleQuery() on null in /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_StoreSelectQueryHandler.php:178
Stack trace:
#0 /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_StoreSelectQueryHandler.php(87): ARC2_StoreSelectQueryHandler->createTempTable('SELECT DISTINCT...')
#1 /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_StoreConstructQueryHandler.php(31): ARC2_StoreSelectQueryHandler->runQuery(Array)
#2 /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_Store.php(689): ARC2_StoreConstructQueryHandler->runQuery(Array, 0)
#3 /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_Store.php(639): ARC2_Store->runQuery(Array, 'construct', 0, '\n CONS...')
#4 /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_StoreDescribeQueryHandler.php(99): ARC2_Store->query('\n CONS...')
#5 /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_Store.php(689): ARC2_StoreDescribeQueryHandler->runQuery(Array, 0)
#6 /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_Store.php(639): ARC2_Store->runQuery(Array, 'describe', 0, 'DESCRIBE <urn:s...')
#7 /scalar-data/scalar.usc.edu/anvc/system/application/libraries/RDF_Store.php(70): ARC2_Store->query('DESCRIBE <urn:s...')
#8 /scalar-data/scalar.usc.edu/anvc/system/application/models/version_model.php(130): RDF_Store->get_by_urn('urn:scalar:vers...')
#9 /scalar-data/scalar.usc.edu/anvc/system/application/models/version_model.php(150): Version_model->get('30040', NULL, true)
#10 /scalar-data/scalar.usc.edu/anvc/system/application/libraries/RDF_Object.php(416): Version_model->get_single('4885', '30040', NULL, true)
#11 /scalar-data/scalar.usc.edu/anvc/system/application/libraries/RDF_Object.php(338): RDF_Object->_content(Object(stdClass), Array)
#12 /scalar-data/scalar.usc.edu/anvc/system/application/libraries/RDF_Object.php(200): RDF_Object->_index(Array)
#13 /scalar-data/scalar.usc.edu/anvc/system/application/controllers/book.php(138): RDF_Object->index(Array)
#14 /scalar-data/scalar.usc.edu/anvc/system/core/CodeIgniter.php(326): Book->_remap('dna', Array)
#15 /scalar-data/scalar.usc.edu/anvc/codeigniter.php(203): require_once('/scalar-data/sc...')
#16 {main}
thrown in /scalar-data/scalar.usc.edu/anvc/system/application/arc/vendor/semsol/arc2/store/ARC2_StoreSelectQueryHandler.php on line 178