diff --git a/src/lib/Core/Bootstrap.php b/src/lib/Core/Bootstrap.php
index 6756e3e..302ba92 100755
--- a/src/lib/Core/Bootstrap.php
+++ b/src/lib/Core/Bootstrap.php
@@ -62,10 +62,13 @@ public static function start(
         bool $dieOnChange = false,
     ): void {
         try {
-            Container::requireLibraries($libraries)->unwrap($requireError);
-            if ($requireError) {
-                self::kill((string)$requireError);
+            foreach (explode(',', $libraries) as $library) {
+                Container::requireLibraries($library)->unwrap($requireError);
+                if ($requireError) {
+                    self::kill((string)$requireError);
+                }
             }
+            
             Container::loadDefaultProviders($name)->unwrap($initializeError);
             if ($initializeError) {
                 self::kill((string)$initializeError);
@@ -208,10 +211,13 @@ public static function spawn(
             EventLoop::onSignal(SIGQUIT, static fn () => self::kill("Killing application..."));
             EventLoop::onSignal(SIGTERM, static fn () => self::kill("Killing application..."));
             
-            Container::requireLibraries($libraries)->unwrap($requireError);
-            if ($requireError) {
-                self::kill((string)$requireError);
+            foreach (explode(',', $libraries) as $library) {
+                Container::requireLibraries($library)->unwrap($requireError);
+                if ($requireError) {
+                    self::kill((string)$requireError);
+                }
             }
+
             Container::loadDefaultProviders("Watcher")->unwrap($initializeError);
             if ($initializeError) {
                 self::kill((string)$initializeError);
diff --git a/src/lib/Core/Container.php b/src/lib/Core/Container.php
index 2c57ded..dc0bf2b 100755
--- a/src/lib/Core/Container.php
+++ b/src/lib/Core/Container.php
@@ -80,6 +80,33 @@ public static function requireLibraries(string $librariesPath):Unsafe {
      * @return Unsafe<None>
      */
     public static function loadDefaultProviders(string $applicationName):Unsafe {
+        // Making sure providers load correctly.
+        $providersLoaded = match (false) {
+            class_exists($className = \CatPaw\Core\Implementations\Environment\SimpleEnvironment::class)      => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Queue\Implementations\Queue\SimpleQueue::class)                 => error("Could not load class $className"),
+            class_exists($className = \CatPaw\RaspberryPi\Implementations\Gpio\SimpleGpio::class)             => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Schedule\Implementations\Schedule\SimpleSchedule::class)        => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Store\Implementations\Store\SimpleState::class)                 => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\ByteRange\SimpleByteRange::class)           => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\FileServer\SimpleFileServer::class)         => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\FileServer\SpaFileServer::class)            => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\HttpInvoker\SimpleHttpInvoker::class)       => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\OpenApi\SimpleOpenApi::class)               => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\OpenApiState\SimpleOpenApiState::class)     => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\RequestHandler\SimpleRequestHandler::class) => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\RouteResolver\SimpleRouteResolver::class)   => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\Router\SimpleRouter::class)                 => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\Server\SimpleServer::class)                 => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\ViewEngine\LatteViewEngine::class)          => error("Could not load class $className"),
+            class_exists($className = \CatPaw\Web\Implementations\Websocket\SimpleWebsocket::class)           => error("Could not load class $className"),
+            default                                                                                           => ok()
+        };
+
+        $providersLoaded->unwrap($error);
+        if ($error) {
+            return error($error);
+        }
+
         /** @var LoggerInterface $logger */
         $logger = LoggerFactory::create(loggerName: $applicationName)->unwrap($error);
         if ($error) {