SQLSTATE[42000]: Syntax error or access violation: 1071 Specified key was too long; max key length is 767 bytes (SQL: alter table `model_has_permissions` add index `model_has_permissions_model_id_model_type_index`(`model_id`, `model_type`)) code example

Example 1: laravel migation error

use Illuminate\Support\Facades\Schema;

public function boot()
{
    Schema::defaultStringLength(191);
}

Example 2: ERROR 1071 (42000) at line 76: Specified key was too long; max key length is 767 bytes laravel

'charset' => 'utf8mb4',
'collation' => 'utf8mb4_unicode_ci',

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