2 files changed, 16 insertions, 10 deletions

diff --git a/g4f/Provider/Copilot.py b/g4f/Provider/Copilot.py
index 3bf6f193..cb803296 100644
--- a/g4f/Provider/Copilot.py
+++ b/g4f/Provider/Copilot.py
@@ -69,7 +69,7 @@ class Copilot(AbstractProvider):
         access_token = None
         headers = None
         cookies = conversation.cookie_jar if conversation is not None else None
-        if cls.needs_auth:
+        if cls.needs_auth or image is not None:
             if conversation is None or conversation.access_token is None:
                 access_token, cookies = asyncio.run(cls.get_access_token_and_cookies(proxy))
             else:
@@ -109,6 +109,7 @@ class Copilot(AbstractProvider):
                     headers={"content-type": is_accepted_format(data)},
                     data=data
                 )
+                raise_for_status(response)
                 images.append({"type":"image", "url": response.json().get("url")})
 
             wss = session.ws_connect(cls.websocket_url)
@@ -121,24 +122,27 @@ class Copilot(AbstractProvider):
                 }],
                 "mode": "chat"
             }).encode(), CurlWsFlag.TEXT)
+
+            is_started = False
+            msg = None
             while True:
                 try:
-                    msg = json.loads(wss.recv()[0])
+                    msg = wss.recv()[0]
+                    msg = json.loads(msg)
                 except:
                     break
                 if msg.get("event") == "appendText":
                     yield msg.get("text")
                 elif msg.get("event") in ["done", "partCompleted"]:
                     break
+            if not is_started:
+                raise RuntimeError("Last message: {msg}")
 
     @classmethod
     async def get_access_token_and_cookies(cls, proxy: str = None):
         if not has_nodriver:
             raise MissingRequirementsError('Install "nodriver" package | pip install -U nodriver')
-        if has_platformdirs:
-            user_data_dir = user_config_dir("g4f-nodriver")
-        else:
-            user_data_dir = None
+        user_data_dir = user_config_dir("g4f-nodriver") if has_platformdirs else None
         if debug.logging:
             print(f"Copilot: Open nodriver with user_dir: {user_data_dir}")
         browser = await nodriver.start(
@@ -146,7 +150,8 @@ class Copilot(AbstractProvider):
             browser_args=None if proxy is None else [f"--proxy-server={proxy}"],
         )
         page = await browser.get(cls.url)
-        while True:
+        access_token = None
+        while access_token is None:
             access_token = await page.evaluate("""
                 (() => {
                     for (var i = 0; i < localStorage.length; i++) {
@@ -159,9 +164,8 @@ class Copilot(AbstractProvider):
                     }
                 })()
             """)
-            if access_token:
-                break
-            asyncio.sleep(1)
+            if access_token is None:
+                asyncio.sleep(1)
         cookies = {}
         for c in await page.send(nodriver.cdp.network.get_cookies([cls.url])):
             cookies[c.name] = c.value
diff --git a/g4f/gui/client/static/js/chat.v1.js b/g4f/gui/client/static/js/chat.v1.js
index 9aba4f10..11306cdc 100644
--- a/g4f/gui/client/static/js/chat.v1.js
+++ b/g4f/gui/client/static/js/chat.v1.js
@@ -781,6 +781,7 @@ async function save_system_message() {
 }
 const hide_message = async (conversation_id, message_index =- 1) => {
     const conversation = await get_conversation(conversation_id)
+    if (!conversation) return;
     message_index = message_index == -1 ? conversation.items.length - 1 : message_index
     const last_message = message_index in conversation.items ? conversation.items[message_index] : null;
     if (last_message !== null) {
@@ -817,6 +818,7 @@ const get_message = async (conversation_id, index) => {
 
 const add_message = async (conversation_id, role, content, provider) => {
     const conversation = await get_conversation(conversation_id);
+    if (!conversation) return;
     conversation.items.push({
         role: role,
         content: content,