Fix cached click actions succeeding when element doesn't exist (#SKY-7577) (#4485)

skyvern/core/script_generations/real_skyvern_page_ai.py

@@ -182,7 +182,13 @@ class RealSkyvernPageAi(SkyvernPageAi):
                 organization_id=context.organization_id,
             )
             actions_json = json_response.get("actions", [])
-            if actions_json:
+            if not actions_json:
+                # LLM returned no actions - the element likely doesn't exist on the page.
+                # Raise an exception so the caller knows the action failed.
+                raise Exception(
+                    f"AI could not find an element to click for intention: {intention}. "
+                    "The element may not exist on the current page."
+                )
             task_id = context.task_id if context else None
             task = await app.DATABASE.get_task(task_id, organization_id) if task_id and organization_id else None
             if organization_id and task and step:
@@ -206,6 +212,9 @@ class RealSkyvernPageAi(SkyvernPageAi):
             await locator.click(timeout=timeout)
             return selector
 
+        # If we reach here with no selector, the AI failed and there's no fallback - raise an error
+        raise Exception(f"AI click failed and no fallback selector available for intention: {intention}")
+
     async def ai_input_text(
         self,
         selector: str | None,