Warning (2): pg_query() [function.pg-query]: Query failed: ERROR: null value in column "title" violates not-null constraint [CORE/cake/libs/model/datasources/dbo/dbo_postgres.php, line 167]

Code | Context

$sql	=	"INSERT INTO "lessons" ("visits", "modified", "created") VALUES ('1', '2012-02-05 11:17:08', '2012-02-05 11:17:08')"

pg_query - [internal], line ??
DboPostgres::_execute() - CORE/cake/libs/model/datasources/dbo/dbo_postgres.php, line 167
DboSource::execute() - CORE/cake/libs/model/datasources/dbo_source.php, line 253
DboSource::create() - CORE/cake/libs/model/datasources/dbo_source.php, line 752
Model::save() - CORE/cake/libs/model/model.php, line 1342
Model::saveField() - CORE/cake/libs/model/model.php, line 1197
Lesson::addVisit() - APP/models/lesson.php, line 125
LessonsController::__visits() - APP/controllers/lessons_controller.php, line 169
LessonsController::view() - APP/controllers/lessons_controller.php, line 116
Dispatcher::_invoke() - CORE/cake/dispatcher.php, line 204
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 171
[main] - APP/webroot/index.php, line 72

Warning (512): SQL Error: ERROR: null value in column "title" violates not-null constraint [CORE/cake/libs/model/datasources/dbo_source.php, line 684]

Code | Context

            $out = null;
            if ($error) {
                trigger_error('<span style="color:Red;text-align:left"><b>' . __('SQL Error:', true) . "</b> {$this->error}</span>", E_USER_WARNING);

$sql	=	"INSERT INTO "lessons" ("visits", "modified", "created") VALUES ('1', '2012-02-05 11:17:08', '2012-02-05 11:17:08')"
$error	=	"ERROR:  null value in column "title" violates not-null constraint"
$out	=	null

DboSource::showQuery() - CORE/cake/libs/model/datasources/dbo_source.php, line 684
DboSource::execute() - CORE/cake/libs/model/datasources/dbo_source.php, line 266
DboSource::create() - CORE/cake/libs/model/datasources/dbo_source.php, line 752
Model::save() - CORE/cake/libs/model/model.php, line 1342
Model::saveField() - CORE/cake/libs/model/model.php, line 1197
Lesson::addVisit() - APP/models/lesson.php, line 125
LessonsController::__visits() - APP/controllers/lessons_controller.php, line 169
LessonsController::view() - APP/controllers/lessons_controller.php, line 116
Dispatcher::_invoke() - CORE/cake/dispatcher.php, line 204
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 171
[main] - APP/webroot/index.php, line 72