I have a big problem with synching

I have a big issue with syncing. I dont know what to do?
this is the error:

2021-09-15T07:57:22.559 full_node chia.full_node.full_node: ERROR Error with syncing: <class ‘RuntimeError’>Traceback (most recent call last):
File “chia\full_node\full_node.py”, line 672, in _sync
RuntimeError: Weight proof did not arrive in time from peer:

I’m using chia 1.2.6 version. I do not know how to fix it. would you help me with that?