Debug the Miniwob example

pipelinerl/actor.py

@@ -196,7 +196,7 @@ async def rollout_and_maybe_produce_result(
                     f"groups in progress: {len(group_rollouts)}, "
                     f"rollouts started so far: {started_rollouts}, "
                     f"rollouts finished so far: {finished_rollouts}, "
-                    f"groups finished so far: {group_id}, "
+                    f"groups started so far: {group_id}, "
                     f"max group size in bytes: {result_queue.max_actual_entry_size()}, "
                 )
                 last_logged = time.time()

pipelinerl/domains/miniwob/rollouts.py

@@ -73,7 +73,10 @@ async def check_env_server_health(env_job: Job, session: aiohttp.ClientSession)
                 error_text = await response.text()
                 return {"healthy": False, "error_status": f"HTTP {response.status}", "error_message": error_text}
     except Exception as e:
-        return {"healthy": False, "error_status": "Unknown", "error_message": str(e)}
+        exception_type = type(e).__name__
+        exception_message = str(e) if str(e) else "No message available"
+        logger.exception(f"Error checking environment server health: {exception_type}: {exception_message}", stack_info=True)
+        return {"healthy": False, "error_status": f"Exception: {exception_type}", "error_message": exception_message}
 
 
 async def reset_env_server(env_job: Job, session: aiohttp.ClientSession) -> bool: