diff --git a/packages/vant-cli/src/commands/build.ts b/packages/vant-cli/src/commands/build.ts
index c13725605..cac214a16 100644
--- a/packages/vant-cli/src/commands/build.ts
+++ b/packages/vant-cli/src/commands/build.ts
@@ -56,11 +56,10 @@ async function compileDir(dir: string) {
 }
 
 async function buildESModuleOutputs() {
-  await copy(SRC_DIR, ES_DIR);
-
   stepper.start('Build ESModule Outputs');
 
   try {
+    await copy(SRC_DIR, ES_DIR);
     setModuleEnv('esmodule');
     await compileDir(ES_DIR);
     stepper.success('Build ESModule Outputs');
@@ -70,11 +69,10 @@ async function buildESModuleOutputs() {
 }
 
 async function buildCommonjsOutputs() {
-  await copy(SRC_DIR, LIB_DIR);
-
   stepper.start('Build Commonjs Outputs');
 
   try {
+    await copy(SRC_DIR, LIB_DIR);
     setModuleEnv('commonjs');
     await compileDir(LIB_DIR);
     stepper.success('Build Commonjs Outputs');
@@ -84,10 +82,10 @@ async function buildCommonjsOutputs() {
 }
 
 async function buildStyleEntry() {
-  await genStyleDepsMap();
-
   stepper.start('Build Style Entry');
+
   try {
+    await genStyleDepsMap();
     genComponentStyle();
     stepper.success('Build Style Entry');
   } catch (err) {
diff --git a/packages/vant-cli/src/compiler/vant-cli-site-plugin.ts b/packages/vant-cli/src/compiler/vant-cli-site-plugin.ts
index f97e34c69..61eec984d 100644
--- a/packages/vant-cli/src/compiler/vant-cli-site-plugin.ts
+++ b/packages/vant-cli/src/compiler/vant-cli-site-plugin.ts
@@ -22,7 +22,10 @@ export class VantCliSitePlugin {
           genSiteDesktopShared();
           resolve();
         })
-        .catch(reject);
+        .catch(err => {
+          console.log(err);
+          reject(err);
+        });
     });
   }
 }