I created a widget and works well. However, when I install it, the version appears like "9999999-dev" in extensions.php:
'host33/yii2-multilevel-vertical-menu' =>
array (
'name' => 'host33/yii2-multilevel-vertical-menu',
'version' => '9999999-dev',
'alias' =>
array (
'@host33/multilevelverticalmenu' => $vendorDir . '/host33/yii2-multilevel-vertical-menu',
),
),
What should I do?