Странная ошибка pyrogram

 TypeError: object async_generator can't be used in 'await' expression 

 import asyncio 
from pyrogram import Client 
from config import api_id, api_hash, channel 
 
 
async def main(): 
    for i in range(len(api_id)): 
        async with Client(api_id[i], api_hash=api_hash[i]) as app: 
            messages = await app.get_chat_history(chat_id=channel, limit=1) 
            if messages: 
                message_id = messages[0].message_id 
                await app.add_reaction(chat_id=channel, message_id=message_id, emoji="?") 
 
 
if __name__ == '__main__': 
    asyncio.run(main())