Warning (2) : foreach() argument must be of type array|object, string given [in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/src/Controller/PublicController.php, line 276]
Warning (2) : foreach() argument must be of type array|object, string given [in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/src/Model/Table/LessonsTable.php, line 458]
Warning (2) : Undefined variable $lessonType2Array [in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/src/Model/Table/LessonsTable.php, line 461]
Warning (512) : Unable to emit headers. Headers sent in file=/home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Error/Renderer/HtmlErrorRenderer.php line=37 [in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 65]
Warning (2) : Cannot modify header information - headers already sent by (output started at /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Error/Renderer/HtmlErrorRenderer.php:37) [in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 159]
Warning (2) : Cannot modify header information - headers already sent by (output started at /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Error/Renderer/HtmlErrorRenderer.php:37) [in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 192]
Error: Cake\Database\Expression\QueryExpression::__construct(): Argument #1 ($conditions) must be of type Cake\Database\ExpressionInterface|array|string, null given, called in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Database/Expression/QueryExpression.php on line 653

Cake\Database\Expression\QueryExpression::__construct(): Argument #1 ($conditions) must be of type Cake\Database\ExpressionInterface|array|string, null given, called in /home/sssgiken/kensakuace.com/public_html/lesson.kensakuace.com/vendor/cakephp/cakephp/src/Database/Expression/QueryExpression.php on line 653 📋

TypeError
Error in: CORE/src/Database/Expression/QueryExpression.php, line 68
CORE/src/Database/Expression/QueryExpression.php at line 68 (edit)
     * @param string $conjunction the glue that will join all the string conditions at this
     level of the expression tree. For example "AND""OR""XOR"...
     * @see \Cake\Database\Expression\QueryExpression::add() for more details on $conditions and $types
     */
    public function __construct(
        ExpressionInterface|array|string $conditions = [],
        TypeMap|array $types = [],
        string $conjunction 'AND',
    ) {

If you want to customize this error message, create templates/Error/error500.php