diff --git a/DrissionPage/__init__.py b/DrissionPage/__init__.py
index 632411f..06964d5 100644
--- a/DrissionPage/__init__.py
+++ b/DrissionPage/__init__.py
@@ -14,4 +14,4 @@ from ._configs.chromium_options import ChromiumOptions
 from ._configs.session_options import SessionOptions
 
 __all__ = ['ChromiumPage', 'ChromiumOptions', 'SessionOptions', 'SessionPage', 'WebPage', '__version__']
-__version__ = '4.0.0b38'
+__version__ = '4.0.2'
diff --git a/DrissionPage/_configs/configs.ini b/DrissionPage/_configs/configs.ini
index 2eb7adb..3872ad9 100644
--- a/DrissionPage/_configs/configs.ini
+++ b/DrissionPage/_configs/configs.ini
@@ -5,7 +5,7 @@ tmp_path =
 [chromium_options]
 address = 127.0.0.1:9222
 browser_path = chrome
-arguments = ['--no-default-browser-check', '--disable-suggestions-ui', '--no-first-run', '--disable-infobars', '--disable-popup-blocking']
+arguments = ['--no-default-browser-check', '--disable-suggestions-ui', '--no-first-run', '--disable-infobars', '--disable-popup-blocking', '--hide-crash-restore-bubble']
 extensions = []
 prefs = {'profile.default_content_settings.popups': 0, 'profile.default_content_setting_values': {'notifications': 2}}
 flags = {}
diff --git a/DrissionPage/_units/downloader.py b/DrissionPage/_units/downloader.py
index 77a4e7c..8f7f2b5 100644
--- a/DrissionPage/_units/downloader.py
+++ b/DrissionPage/_units/downloader.py
@@ -126,7 +126,10 @@ class DownloadManager(object):
         :return: None
         """
         mission.state = 'canceled'
-        self._browser.run_cdp('Browser.cancelDownload', guid=mission.id)
+        try:
+            self._browser.run_cdp('Browser.cancelDownload', guid=mission.id)
+        except:
+            pass
         if mission.final_path:
             Path(mission.final_path).unlink(True)
 
@@ -136,7 +139,10 @@ class DownloadManager(object):
         :return: None
         """
         mission.state = 'skipped'
-        self._browser.run_cdp('Browser.cancelDownload', guid=mission.id)
+        try:
+            self._browser.run_cdp('Browser.cancelDownload', guid=mission.id)
+        except:
+            pass
 
     def clear_tab_info(self, tab_id):
         """当tab关闭时清除有关信息
diff --git a/setup.py b/setup.py
index 1bef642..f228274 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@ with open("README.md", "r", encoding='utf-8') as fh:
 
 setup(
     name="DrissionPage",
-    version="4.0.0b38",
+    version="4.0.2",
     author="g1879",
     author_email="g1879@qq.com",
     description="Python based web automation tool. It can control the browser and send and receive data packets.",
@@ -37,7 +37,7 @@ setup(
     python_requires='>=3.6',
     entry_points={
         'console_scripts': [
-            'dp = DrissionPage.commons.cli:main',
+            'dp = DrissionPage.functions.cli:main',
         ],
     },
 )