chia-blockchain: [BUG] ERROR Exception: Error short batch syncing, could not fetch block at height ...

Describe the bug Full node stops syncing every couple days (at random). Error below.

To Reproduce

Steps to reproduce the behavior:

Run full node on Ubuntu 18.

Expected behavior Node keeps syncing

Desktop

• OS: Linux
• OS Version/Flavor: Ubuntu 18
• CPU: VM/Ryzen 9 5900

Additional context

2021-09-09T22:44:23.756 full_node full_node_server        : ERROR    Exception: Error short batch syncing, could not fetch block at height 837860 <class 'ValueError'>, closing connection {'host': '195.211.206.245', 'port': 16664}. Traceback (most recent call last):
  File "chia/server/server.py", line 563, in api_call
  File "asyncio/tasks.py", line 455, in wait_for
  File "chia/server/server.py", line 560, in wrapped_coroutine
  File "chia/server/server.py", line 553, in wrapped_coroutine
  File "chia/full_node/full_node_api.py", line 106, in new_peak
  File "chia/full_node/full_node.py", line 411, in new_peak
  File "chia/full_node/full_node.py", line 247, in short_sync_batch
ValueError: Error short batch syncing, could not fetch block at height 837860

2021-09-09T22:44:23.756 full_node full_node_server        : ERROR    Exception: Error short batch syncing, could not fetch block at height 837860, {'host': '195.211.206.245', 'port': 16664}. Traceback (most recent call last):
  File "chia/server/server.py", line 553, in wrapped_coroutine
  File "chia/full_node/full_node_api.py", line 106, in new_peak
  File "chia/full_node/full_node.py", line 411, in new_peak
  File "chia/full_node/full_node.py", line 247, in short_sync_batch
ValueError: Error short batch syncing, could not fetch block at height 837860