diff --git a/src/RowInterfaceProvider.php b/src/RowInterfaceProvider.php
index 5e56b32..b6dd759 100644
--- a/src/RowInterfaceProvider.php
+++ b/src/RowInterfaceProvider.php
@@ -10,7 +10,9 @@
 use Ray\Di\InjectorInterface;
 use Ray\Di\ProviderInterface;
 use Ray\Query\Exception\SqlFileNotFoundException;
-use Throwable;
+
+use function error_log;
+use function sprintf;
 
 /** @implements ProviderInterface<QueryInterface> */
 final class RowInterfaceProvider implements ProviderInterface
@@ -23,6 +25,8 @@ final class RowInterfaceProvider implements ProviderInterface
 
     /** @var SqlFinder */
     private $finder;
+
+    /** @var InjectorInterface  */
     private $injector;
 
     public function __construct(
@@ -41,14 +45,19 @@ public function get(): QueryInterface
     {
         try {
             $sql = ($this->finder)($this->ip->getParameter());
-        } catch (SqlFileNotFoundException | Throwable $e) {
+            // For development
+            // @codeCoverageIgnoreStart
+        } catch (SqlFileNotFoundException $e) {
             try {
                 $named = $e->sql;
+                $instance = $this->injector->getInstance(RowInterface::class, $named);
+                error_log(sprintf('Warning: #[Sql(\'%s\')] is not vald. Change to #[\\Ray\\Di\\Di\\Named(\'%s\')]', $named, $named));
 
-                return $this->injector->getInstance(RowInterface::class, $named);
+                return $instance;
             } catch (Unbound $unbound) {
                 throw $e;
             }
+            // @codeCoverageIgnoreEnd
         }
 
         return new SqlQueryRow($this->pdo, $sql);
diff --git a/src/RowListInterfaceProvider.php b/src/RowListInterfaceProvider.php
index 11c89f9..2380e9e 100644
--- a/src/RowListInterfaceProvider.php
+++ b/src/RowListInterfaceProvider.php
@@ -11,6 +11,10 @@
 use Ray\Di\ProviderInterface;
 use Ray\Query\Exception\SqlFileNotFoundException;
 
+use function assert;
+use function error_log;
+use function sprintf;
+
 /** @implements ProviderInterface<QueryInterface> */
 final class RowListInterfaceProvider implements ProviderInterface
 {
@@ -22,6 +26,8 @@ final class RowListInterfaceProvider implements ProviderInterface
 
     /** @var SqlFinder */
     private $finder;
+
+    /** @var InjectorInterface  */
     private $injector;
 
     public function __construct(
@@ -43,14 +49,28 @@ public function get(): QueryInterface
         } catch (SqlFileNotFoundException $e) {
             try {
                 $named = $e->sql;
+                // Try "RowListInterface"
+                $instance = $this->injector->getInstance(RowListInterface::class, $named);
+                // For development
+                // @codeCoverageIgnoreStart
+                assert($instance instanceof QueryInterface);
+                error_log(sprintf('Warning: #[Sql(\'%s\')] is not vald. Change to #[\\Ray\\Di\\Di\\Named(\'%s\')]', $named, $named));
 
-                return $this->injector->getInstance(RowListInterface::class, $named);
+                return $instance;
             } catch (Unbound $unbound) {
                 try {
-                    return $this->injector->getInstance('', $named);
+                    assert(isset($named)); // @phpstan-ignore-line
+                    // try "callable"
+                    /** @var QueryInterface $instance */
+                    $instance = $this->injector->getInstance('', $named);
+                    assert($instance instanceof QueryInterface);
+                    error_log(sprintf('Warning: #[Sql(\'%s\')] is not vald. Change to #[\\Ray\\Di\\Di\\Named(\'%s\')]', $named, $named));
+
+                    return $instance;
                 } catch (Unbound $unbound) {
                     throw $e;
                 }
+            // @codeCoverageIgnoreEnd
             }
         }