When The gateway runs for a long time, RuntimeError: Message publish failed: The client is not currently connected.

[Du Chuang]

Describe the issue
When The gateway runs for a long time, RuntimeError: Message publish failed: The client is not currently connected.

2024-04-07 09:26:54 - |ERROR| - [tb_logger.py] - tb_logger - exception - 97 - Message publish failed: The client is not currently connected.
Traceback (most recent call last):
File "C:\code\longchengcloud-gateway\thingsboard_gateway\gateway\tb_gateway_service.py", line 1134, in __read_data_from_storage
success = event.get() == event.TB_ERR_SUCCESS
^^^^^^^^^^^
File "C:\code\longchengcloud-gateway\venv\Lib\site-packages\tb_device_mqtt.py", line 179, in get
self.message_info.wait_for_publish(timeout=1)
File "C:\code\longchengcloud-gateway\venv\Lib\site-packages\paho\mqtt\client.py", line 362, in wait_for_publish
raise RuntimeError('Message publish failed: %s' % (error_string(self.rc)))
RuntimeError: Message publish failed: The client is not currently connected.

Configuration (Attach your configuration file)
Notate: Remove Access token from file if you want to attach a tb_gateway.yaml

Connector name (If you need help with some connector/converter):
[e.g. Modbus Connector]

Error traceback (If it was raised):

'deviceName'
Traceback (most recent call last):
  File "<input>", line 2, in <module>
KeyError: 'deviceName'

Versions (please complete the following information):

• OS: [e.g. Ubuntu 20.04]
• Thingsboard IoT Gateway version [e.g. 3.0.1]
• Python version[e.g. 3.9]