diff --git a/env_service/environments/appworld/setup.sh b/env_service/environments/appworld/setup.sh
old mode 100644
new mode 100755
index cbbe4d2..04d5d7c
--- a/env_service/environments/appworld/setup.sh
+++ b/env_service/environments/appworld/setup.sh
@@ -37,11 +37,11 @@ conda run -n appworld pip install -r "$SCRIPT_DIR/requirements.txt"
 
 # 5. 初始化 appworld
 echo "📁 初始化 appworld..."
-conda run -n appworld appworld install
+conda run -n appworld python -c $'from appworld.install import install_package\ninstall_package()\n'
 
 # 6. 下载数据
 echo "📦 下载数据（失败则使用备用下载）..."
-if ! conda run -n appworld appworld download data; then
+if ! conda run -n appworld python -c $'import os\nfrom appworld import update_root\nfrom appworld.download import download_data\nroot = os.environ.get("APPWORLD_ROOT") or "."\nupdate_root(root)\ndownload_data()\n'; then
     echo "⚠️ 自动下载失败，尝试从备用地址获取数据..."
     wget -O "$APPWORLD_ROOT/appworld_data.zip" "https://dail-wlcb.oss-accelerate.aliyuncs.com/eric.czq/appworld_data.zip"
     mkdir -p /tmp/unziptemp
diff --git a/launcher.py b/launcher.py
index 49ebda7..bb689a8 100644
--- a/launcher.py
+++ b/launcher.py
@@ -7,6 +7,7 @@
 import os
 import signal
 import shlex
+from pathlib import Path
 from dotenv import load_dotenv
 from agentevolver.utils.daemon import LaunchCommandWhenAbsent
 
@@ -98,9 +99,32 @@ def parse_args():
     return parser.parse_args()
 
 
+def _require_service_env(service_name: str):
+    """Return (path, script) for the companion service, validating env vars."""
+    env_prefix = service_name.upper()
+    service_path = os.environ.get(f'{env_prefix}_PATH')
+    service_script = os.environ.get(f'{env_prefix}_SCRIPT')
+    missing = []
+    if not service_path:
+        missing.append(f'{env_prefix}_PATH')
+    if not service_script:
+        missing.append(f'{env_prefix}_SCRIPT')
+    if missing:
+        example_hint = ""
+        example_env = Path("example.env")
+        if example_env.exists():
+            example_hint = (
+                f" Copy the relevant entries from {example_env} into your .env file."
+            )
+        raise RuntimeError(
+            f"Missing environment variable(s) required to launch '{service_name}': "
+            f"{', '.join(missing)}.{example_hint}"
+        )
+    return service_path, service_script
+
+
 def pty_launch(service_name: str, success_std_string="Starting server on"):
-    service_path = os.environ.get(f'{service_name.upper()}_PATH')
-    service_script = os.environ.get(f'{service_name.upper()}_SCRIPT')
+    service_path, service_script = _require_service_env(service_name)
     companion = LaunchCommandWhenAbsent(
         full_argument_list=[service_script],
         dir=service_path,
@@ -393,4 +417,4 @@ def main():
             sys.exit(1)
 
 if __name__ == "__main__":
-    main()
\ No newline at end of file
+    main()