diff --git a/packages/cli/bin/merkur.mjs b/packages/cli/bin/merkur.mjs
index 60ae8d85..bb2db2f6 100755
--- a/packages/cli/bin/merkur.mjs
+++ b/packages/cli/bin/merkur.mjs
@@ -29,20 +29,6 @@ const verboseOption = new Option('--verbose', 'Verbose mode which show debug inf
 program
   .name('merkur')
   .description('CLI for Merkur framework.')
-  // .option('--writeToDisk', 'Write built files to disk.')
-  // .option('--sourcemap', 'Generate sourcemap.')
-  // .option('--runTasks [runTasks...]', 'Run only defined tasks.')
-  // .option('--outFile <string>', 'Server out file configuration in es-build.')
-  // .option('--port <number>', 'Widget server port.')
-  // .option('--devServerPort <number>', 'Dev server port.')
-  // .option('--projectFolder <string>', 'Project folder.')
-  // .option('--buildFolder <string>', 'Build folder.')
-  // .option('--staticFolder <string>', 'Static folder.')
-  // .option('--staticPath <string>', 'The static path for dev server and widget server.')
-  // .option('--hasRunDevServer', 'Flag for starting dev server')
-  // .option('--hasRunWidgetServer', 'Flag for starting widget server')
-  // .option('--inspect', 'Debugging widget server')
-  // .option('--verbose', 'Verbose mode which show debug information.')
   .version(packageFile.version);
 
 program.command(COMMAND_NAME.DEV)
diff --git a/packages/cli/src/buildConfig.mjs b/packages/cli/src/buildConfig.mjs
index 9fd04eab..848f37e4 100644
--- a/packages/cli/src/buildConfig.mjs
+++ b/packages/cli/src/buildConfig.mjs
@@ -1,4 +1,5 @@
 import { readdir } from 'node:fs/promises';
+import path from 'node:path';
 
 import manifestPlugin from 'esbuild-plugin-manifest';
 
@@ -39,7 +40,7 @@ export async function createBuildConfig({
 
       // Alias
       alias: {
-        '@widget': `${projectFolder}/src/widget.js`,
+        '@widget': path.resolve(`${projectFolder}/src/widget.js`),
         ...definition.build.alias,
       },
 
@@ -91,14 +92,14 @@ async function getEntries({ merkurConfig, cliConfig }) {
   };
 
   try {
-    const files = await readdir(`${cliConfig.projectFolder}/src/entries/`);
+    const files = await readdir(path.resolve(`${cliConfig.projectFolder}/src/entries/`));
     const FILENAMES = ['client', 'server'];
 
     files.forEach((file) => {
       FILENAMES.forEach((filename) => {
         if (file.startsWith(filename)) {
           entries[filename] = [
-            `${cliConfig.projectFolder}/src/entries/${file}`,
+            path.resolve(`${cliConfig.projectFolder}/src/entries/${file}`),
           ];
         }
       });
diff --git a/packages/cli/src/devServer.mjs b/packages/cli/src/devServer.mjs
index db6c801a..b51478fe 100644
--- a/packages/cli/src/devServer.mjs
+++ b/packages/cli/src/devServer.mjs
@@ -116,14 +116,14 @@ export async function runDevServer({ context, merkurConfig, cliConfig }) {
           }
 
           const devClient = isDevCommand
-            ? fs.readFileSync(`${cliFolder}/../lib/devClient.mjs`, 'utf8')
+            ? fs.readFileSync(path.resolve(`${cliFolder}/../lib/devClient.mjs`), 'utf8')
             : '';
 
           const playgroundTemplate = ejs.compile(
             fs.readFileSync(template, 'utf8'),
             {
               views: [
-                `${projectFolder}/server/playground/templates/`,
+                path.resolve(`${projectFolder}/server/playground/templates/`),
                 path.dirname(template),
                 templateFolder,
               ],
diff --git a/packages/cli/src/merkurConfig.mjs b/packages/cli/src/merkurConfig.mjs
index dd18234b..3d7a1063 100644
--- a/packages/cli/src/merkurConfig.mjs
+++ b/packages/cli/src/merkurConfig.mjs
@@ -16,10 +16,10 @@ export async function createMerkurConfig({ cliConfig, context, args } = {}) {
 
   try {
     logger.debug(
-      `Load merkur config on path ${projectFolder}/${MERKUR_CONFIG_FILE}`,
+      `Load merkur config on path ${path.resolve(`${projectFolder}/${MERKUR_CONFIG_FILE}`)}`,
     );
 
-    const file = await import(`${projectFolder}/${MERKUR_CONFIG_FILE}`);
+    const file = await import(path.resolve(`${projectFolder}/${MERKUR_CONFIG_FILE}`));
     merkurConfig = await file.default({
       cliConfig,
       context,
@@ -28,6 +28,7 @@ export async function createMerkurConfig({ cliConfig, context, args } = {}) {
     });
   } catch (error) {
     logger.error(error);
+    process.exit(1);
   }
 
   cliConfig = { ...cliConfig, ...(merkurConfig?.cliConfig ?? {}), ...args };
@@ -101,7 +102,7 @@ emitter.on(
         folder: 'es13',
         build: {
           platform: 'browser',
-          outdir: `${staticFolder}/es13`,
+          outdir: path.resolve(`${staticFolder}/es13`),
           plugins: [devPlugin],
         },
       },
@@ -111,7 +112,7 @@ emitter.on(
         build: {
           platform: 'browser',
           target: 'es2018',
-          outdir: `${staticFolder}/es9`,
+          outdir: path.resolve(`${staticFolder}/es9`),
         },
       },
     };
@@ -172,8 +173,8 @@ emitter.on(
   EMITTER_EVENTS.MERKUR_CONFIG,
   function defaultEntries({ merkurConfig, cliConfig }) {
     merkurConfig.defaultEntries = {
-      client: [`${cliConfig.projectFolder}/src/entries/client.js`],
-      server: [`${cliConfig.projectFolder}/src/entries/server.js`],
+      client: [path.resolve(`${cliConfig.projectFolder}/src/entries/client.js`)],
+      server: [path.resolve(`${cliConfig.projectFolder}/src/entries/server.js`)],
       ...merkurConfig.defaultEntries,
     };
 
@@ -185,8 +186,8 @@ emitter.on(
   EMITTER_EVENTS.MERKUR_CONFIG,
   function playground({ merkurConfig, cliConfig }) {
     merkurConfig.playground = {
-      template: `${cliConfig.cliFolder}/templates/playground.ejs`,
-      templateFolder: `${cliConfig.cliFolder}/templates`,
+      template: path.resolve(`${cliConfig.cliFolder}/templates/playground.ejs`),
+      templateFolder: path.resolve(`${cliConfig.cliFolder}/templates`),
       path: '/',
       widgetHandler: async (req) => {
         const { protocol, host } = merkurConfig.widgetServer;
diff --git a/packages/cli/src/plugins/metaPlugin.mjs b/packages/cli/src/plugins/metaPlugin.mjs
index dc376442..5716e6a5 100644
--- a/packages/cli/src/plugins/metaPlugin.mjs
+++ b/packages/cli/src/plugins/metaPlugin.mjs
@@ -1,4 +1,5 @@
 import fs from 'node:fs/promises';
+import path from 'node:path';
 
 import { createLogger } from '../logger.mjs';
 import { time } from '../utils.mjs';
@@ -31,7 +32,7 @@ export function metaPlugin({ definition, config, cliConfig }) {
 
           metaInformation = await Promise.all(
             generatedFiles.map(async (file) => {
-              const stat = await fs.stat(`${projectFolder}/${file}`);
+              const stat = await fs.stat(path.resolve(`${projectFolder}/${file}`));
 
               return { stat, file };
             }),