ble_monitor: ATC firmware and errors with data length

I have 4 Xiaomi LYWSD03MMC with custom ATC firmware and I can’t add it to my HomeAssistant. I updated ble_monitor to 1.4 but problem still exists.

Logs:

2021-03-30 10:26:54 WARNING (MainThread) [homeassistant.loader] You are using a custom integration ble_monitor which has not been tested by Home Assistant. This component might cause stability problems, be sure to disable it if you experience issues with Home Assistant
2021-03-30 10:26:57 DEBUG (MainThread) [custom_components.ble_monitor] Initializing BLE Monitor integration (YAML): {'hci_interface': [0], 'discovery': True, 'active_scan': True, 'report_unknown': True, 'batt_entities': True, 'decimals': 1, 'period': 60, 'log_spikes': False, 'use_median': False, 'restore_state': False, 'devices': [{'mac': 'A4:C1:38:BC:7C:4E', 'name': 'Czujnik Salon', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:63:37:8B', 'name': 'Czujnik Sypialnia', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:D2:55:BD', 'name': 'Czujnik Biuro', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:4E:6A:1B', 'name': 'Czujnik Łazienka', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}], 'rounding': 1, 'is_flow': False, 'ids_from_name': True}
2021-03-30 10:26:59 DEBUG (MainThread) [custom_components.ble_monitor.config_flow] async_step_import: {'hci_interface': [0], 'discovery': True, 'active_scan': True, 'report_unknown': True, 'batt_entities': True, 'decimals': 1, 'period': 60, 'log_spikes': False, 'use_median': False, 'restore_state': False, 'devices': [{'mac': 'A4:C1:38:BC:7C:4E', 'name': 'Czujnik Salon', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:63:37:8B', 'name': 'Czujnik Sypialnia', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:D2:55:BD', 'name': 'Czujnik Biuro', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:4E:6A:1B', 'name': 'Czujnik Łazienka', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}], 'rounding': 1, 'is_flow': False, 'ids_from_name': True}
2021-03-30 10:26:59 DEBUG (MainThread) [custom_components.ble_monitor.config_flow] async_step_user: {'hci_interface': [0], 'discovery': True, 'active_scan': True, 'report_unknown': True, 'batt_entities': True, 'decimals': 1, 'period': 60, 'log_spikes': False, 'use_median': False, 'restore_state': False, 'devices': '--Devices--', 'rounding': 1, 'is_flow': False, 'ids_from_name': True}
2021-03-30 10:26:59 DEBUG (MainThread) [custom_components.ble_monitor.config_flow] _create_entry: {'hci_interface': [0], 'discovery': True, 'active_scan': True, 'report_unknown': True, 'batt_entities': True, 'decimals': 1, 'period': 60, 'log_spikes': False, 'use_median': False, 'restore_state': False, 'devices': '--Devices--', 'rounding': 1, 'is_flow': False, 'ids_from_name': True}
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] Initializing BLE Monitor entry (config entry): <homeassistant.config_entries.ConfigEntry object at 0x7fdeac23a360>
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] async_setup_entry: domain {'hci_interface': [0], 'discovery': True, 'active_scan': True, 'report_unknown': True, 'batt_entities': True, 'decimals': 1, 'period': 60, 'log_spikes': False, 'use_median': False, 'restore_state': False, 'devices': [{'mac': 'A4:C1:38:BC:7C:4E', 'name': 'Czujnik Salon', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:63:37:8B', 'name': 'Czujnik Sypialnia', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:D2:55:BD', 'name': 'Czujnik Biuro', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:4E:6A:1B', 'name': 'Czujnik Łazienka', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}], 'rounding': 1, 'is_flow': False, 'ids_from_name': True}
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] async_setup_entry: {'hci_interface': ['0'], 'discovery': True, 'active_scan': True, 'report_unknown': True, 'batt_entities': True, 'decimals': 1, 'period': 60, 'log_spikes': False, 'use_median': False, 'restore_state': False, 'devices': [{'mac': 'A4:C1:38:BC:7C:4E', 'name': 'Czujnik Salon', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:63:37:8B', 'name': 'Czujnik Sypialnia', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:D2:55:BD', 'name': 'Czujnik Biuro', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}, {'mac': 'A4:C1:38:4E:6A:1B', 'name': 'Czujnik Łazienka', 'temperature_unit': '°C', 'decimals': 1, 'use_median': False, 'restore_state': 'default', 'reset_timer': 35}], 'rounding': 1, 'is_flow': False, 'ids_from_name': True}
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] HCI interface is [0]
2021-03-30 10:27:00 INFO (MainThread) [custom_components.ble_monitor] Attention! Option report_unknown is enabled, be ready for a huge output...
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] Spawning HCIdump thread
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] HCIdump thread: Init
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] Attention! Option report_unknown is enabled, be ready for a huge output...
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] 0 encryptors mac:key pairs loaded.
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] whitelist: []
2021-03-30 10:27:00 DEBUG (MainThread) [custom_components.ble_monitor] 0 whitelist item(s) loaded.
2021-03-30 10:27:00 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Run
2021-03-30 10:27:00 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: connected to hci0
2021-03-30 10:27:00 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: start main event_loop
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.sensor] Starting measuring sensor entry startup
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.sensor] BLE sensors updater initialization
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.sensor] BLE sensors updater initialized
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.sensor] Measuring sensor entry setup finished
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] Starting binary sensor entry startup
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] BLE binary sensors updater initialization
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] BLE binary sensors updater initialized
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] Binary sensor entry setup finished
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.sensor] Entities updater loop started!
2021-03-30 10:27:01 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] Binary entities updater loop started!
2021-03-30 10:27:01 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:27:02 DEBUG (MainThread) [custom_components.ble_monitor.sensor] Sensor device with mac address AC:9A:22:F1:A9:D1 has the following settings. Name: AC9A22F1A9D1. Temperature unit: °C. Decimals: 1. Use Median: False. Restore state: False. Reset Timer: 35.
2021-03-30 10:27:02 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] Binary sensor device with mac address AC:9A:22:F1:A9:D1 has the following settings. Name: AC9A22F1A9D1. Restore state: False. Reset Timer: 35
2021-03-30 10:27:03 DEBUG (MainThread) [custom_components.ble_monitor.sensor] async_added_to_hass called for ble temperature AC9A22F1A9D1
2021-03-30 10:27:03 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] async_added_to_hass called for ble switch AC9A22F1A9D1
2021-03-30 10:27:03 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:27:08 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:28:01 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: main event_loop stopped, finishing
2021-03-30 10:28:01 DEBUG (MainThread) [custom_components.ble_monitor.sensor] 1 MiBeacon BLE ADV messages processed for 1 measuring device(s).
2021-03-30 10:28:01 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] 1 MiBeacon BLE ADV messages processed for 1 binary sensor device(s) total. Priority queue = 0
2021-03-30 10:28:01 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Scanning will be restarted
2021-03-30 10:28:01 DEBUG (Thread-5) [custom_components.ble_monitor] 43 HCI events processed for previous period.
2021-03-30 10:28:01 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Run
2021-03-30 10:28:01 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: connected to hci0
2021-03-30 10:28:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: start main event_loop
2021-03-30 10:28:03 ERROR (MainThread) [homeassistant.components.google_assistant.http] Request for https://homegraph.googleapis.com/v1/devices:reportStateAndNotification failed: 404
2021-03-30 10:28:03 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:28:03 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:28:06 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:29:02 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] 1 MiBeacon BLE ADV messages processed for 1 binary sensor device(s) total. Priority queue = 0
2021-03-30 10:29:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: main event_loop stopped, finishing
2021-03-30 10:29:02 DEBUG (MainThread) [custom_components.ble_monitor.sensor] 1 MiBeacon BLE ADV messages processed for 1 measuring device(s).
2021-03-30 10:29:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Scanning will be restarted
2021-03-30 10:29:02 DEBUG (Thread-5) [custom_components.ble_monitor] 45 HCI events processed for previous period.
2021-03-30 10:29:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Run
2021-03-30 10:29:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: connected to hci0
2021-03-30 10:29:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: start main event_loop
2021-03-30 10:29:02 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:29:04 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:30:02 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] 1 MiBeacon BLE ADV messages processed for 1 binary sensor device(s) total. Priority queue = 0
2021-03-30 10:30:02 DEBUG (MainThread) [custom_components.ble_monitor.sensor] 1 MiBeacon BLE ADV messages processed for 1 measuring device(s).
2021-03-30 10:30:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: main event_loop stopped, finishing
2021-03-30 10:30:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Scanning will be restarted
2021-03-30 10:30:02 DEBUG (Thread-5) [custom_components.ble_monitor] 43 HCI events processed for previous period.
2021-03-30 10:30:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Run
2021-03-30 10:30:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: connected to hci0
2021-03-30 10:30:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: start main event_loop
2021-03-30 10:30:03 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:30:06 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:30:10 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:31:02 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] 1 MiBeacon BLE ADV messages processed for 1 binary sensor device(s) total. Priority queue = 0
2021-03-30 10:31:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: main event_loop stopped, finishing
2021-03-30 10:31:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Scanning will be restarted
2021-03-30 10:31:02 DEBUG (Thread-5) [custom_components.ble_monitor] 46 HCI events processed for previous period.
2021-03-30 10:31:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Run
2021-03-30 10:31:02 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: connected to hci0
2021-03-30 10:31:02 DEBUG (MainThread) [custom_components.ble_monitor.sensor] 1 MiBeacon BLE ADV messages processed for 1 measuring device(s).
2021-03-30 10:31:03 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: start main event_loop
2021-03-30 10:31:03 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:31:03 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:31:22 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:32:03 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] 1 MiBeacon BLE ADV messages processed for 1 binary sensor device(s) total. Priority queue = 0
2021-03-30 10:32:03 DEBUG (MainThread) [custom_components.ble_monitor.sensor] 1 MiBeacon BLE ADV messages processed for 1 measuring device(s).
2021-03-30 10:32:03 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: main event_loop stopped, finishing
2021-03-30 10:32:03 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Scanning will be restarted
2021-03-30 10:32:03 DEBUG (Thread-5) [custom_components.ble_monitor] 42 HCI events processed for previous period.
2021-03-30 10:32:03 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Run
2021-03-30 10:32:03 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: connected to hci0
2021-03-30 10:32:03 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: start main event_loop
2021-03-30 10:32:09 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:32:15 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:32:22 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:33:04 DEBUG (MainThread) [custom_components.ble_monitor.binary_sensor] 1 MiBeacon BLE ADV messages processed for 1 binary sensor device(s) total. Priority queue = 0
2021-03-30 10:33:04 DEBUG (MainThread) [custom_components.ble_monitor.sensor] 1 MiBeacon BLE ADV messages processed for 1 measuring device(s).
2021-03-30 10:33:04 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: main event_loop stopped, finishing
2021-03-30 10:33:04 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Scanning will be restarted
2021-03-30 10:33:04 DEBUG (Thread-5) [custom_components.ble_monitor] 45 HCI events processed for previous period.
2021-03-30 10:33:04 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: Run
2021-03-30 10:33:04 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: connected to hci0
2021-03-30 10:33:04 DEBUG (Thread-5) [custom_components.ble_monitor] HCIdump thread: start main event_loop
2021-03-30 10:33:05 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:33:16 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length
2021-03-30 10:33:22 DEBUG (Thread-5) [custom_components.ble_monitor] Invalid data: Invalid data length```

Added Xiaomi Beacon is my MiKettle ;)