[HELP] Incorrect padding

[pro100805]

Good afternoon, after some time the Gateway stops communicating with TB, but continues to poll devices normally and receives data from them.

The content of the /var/log/thingsboard-gateway/storage.log, file looks as follows:

2024-09-24 14:04:51 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727171359088.txt!
2024-09-24 16:22:22 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727179491161.txt!
2024-09-24 18:36:48 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727187742490.txt!
2024-09-24 20:54:27 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727195808189.txt!
2024-09-24 23:10:36 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727204067841.txt!
2024-09-25 01:27:24 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727212236303.txt!
2024-09-25 03:44:39 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727220444094.txt!
2024-09-25 06:02:12 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727228679510.txt!
2024-09-25 08:20:30 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727236932157.txt!
2024-09-25 10:36:32 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727245230584.txt!
2024-09-25 12:52:42 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727253392190.txt!
2024-09-25 15:11:02 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727261562260.txt!
2024-09-25 17:27:56 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727269862624.txt!
2024-09-25 19:43:49 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727278076773.txt!
2024-09-25 21:59:59 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727286228999.txt!
2024-09-26 00:17:57 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727294399461.txt!
2024-09-26 02:35:35 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727302676958.txt!
2024-09-26 04:52:41 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727310935214.txt!
2024-09-26 07:09:04 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727319161474.txt!
2024-09-26 09:26:08 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727327344866.txt!
2024-09-26 11:42:56 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727335568805.txt!
2024-09-26 14:00:32 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727343776134.txt!
2024-09-26 16:16:52 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727352032856.txt!
2024-09-26 18:35:45 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727360212090.txt!
2024-09-26 20:30:31 - |ERROR| - [event_storage_reader.py] - event_storage_reader - read - 57 - Incorrect padding
Traceback (most recent call last):
File "/usr/local/lib/python3.10/dist-packages/thingsboard_gateway/storage/file/event_storage_reader.py", line 52, in read
self.current_batch.append(b64decode(line).decode("utf-8"))
File "/usr/lib/python3.10/base64.py", line 87, in b64decode
return binascii.a2b_base64(s)
binascii.Error: Incorrect padding
2024-09-26 21:15:25 - |INFO| - [event_storage_reader.py] - event_storage_reader - delete_read_file - 172 - FileStorage_reader -- Cleanup old data file: ./data/data_1727368544979.txt!

The content of the /var/log/thingsboard-gateway/tb_connection.log, file looks as follows:

2024-09-21 11:49:37 - |ERROR| - [tb_client.py] - tb_client - _on_connect - 240 - Error in on_connect callback: %s
Traceback (most recent call last):
File "/usr/local/lib/python3.10/dist-packages/thingsboard_gateway/gateway/tb_client.py", line 236, in _on_connect
if result_code.getName().lower() == "connection rate exceeded":
AttributeError: 'int' object has no attribute 'getName'
2024-09-21 11:49:37 - |INFO| - [tb_gateway_mqtt.py] - tb_gateway_mqtt - gw_subscribe_to_attribute - 184 - Subscribed to | with id 1 for device *
2024-09-21 11:50:00 - |INFO| - [tb_gateway_mqtt.py] - tb_gateway_mqtt - gw_unsubscribe - 192 - Unsubscribed from |, subscription id '*'
2024-09-21 11:51:58 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:51:59 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:00 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:01 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:02 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:03 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:04 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:05 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:06 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:07 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:08 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:09 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:10 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:11 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:12 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:13 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:14 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:15 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:16 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:17 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:18 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:19 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:20 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:21 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:22 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:23 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:24 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:25 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:26 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:27 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:28 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:29 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:30 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:31 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:32 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:33 - |ERROR| - [tb_client.py] - tb_client - connect - 288 - Connection refused. Check ThingsBoard is running.
2024-09-21 11:52:46 - |ERROR| - [tb_client.py] - tb_client - _on_connect - 240 - Error in on_connect callback: %s
Traceback (most recent call last):
File "/usr/local/lib/python3.10/dist-packages/thingsboard_gateway/gateway/tb_client.py", line 236, in _on_connect
if result_code.getName().lower() == "connection rate exceeded":
AttributeError: 'int' object has no attribute 'getName'
2024-09-21 11:52:46 - |INFO| - [tb_gateway_mqtt.py] - tb_gateway_mqtt - gw_subscribe_to_attribute - 184 - Subscribed to | with id 1 for device *

The content of the /etc/thingsboard-gateway/config/tb_gateway.json, file looks as follows:

{
"thingsboard": {
"host": " ---- ",
"port": 1883,
"remoteShell": false,
"remoteConfiguration": true,
"statistics": {
"enable": true,
"statsSendPeriodInSeconds": 60,
"customStatsSendPeriodInSeconds": 3600
},
"deviceFiltering": {
"enable": false,
"filterFile": "list.json"
},
"maxPayloadSizeBytes": 8196,
"minPackSendDelayMS": 50,
"minPackSizeToSend": 500,
"checkConnectorsConfigurationInSeconds": 60,
"handleDeviceRenaming": true,
"security": {
"type": "accessToken",
"accessToken": " ---- "
},
"qos": 1,
"checkingDeviceActivity": {
"checkDeviceInactivity": false,
"inactivityTimeoutSeconds": 200,
"inactivityCheckPeriodSeconds": 500
}
},
"storage": {
"type": "file",
"data_folder_path": "./data/",
"max_file_count": 10,
"max_read_records_count": 10,
"max_records_per_file": 10000
},
"grpc": {
"enabled": false,
"serverPort": 9595,
"keepaliveTimeMs": 10001,
"keepaliveTimeoutMs": 5000,
"keepalivePermitWithoutCalls": true,
"maxPingsWithoutData": 0,
"minTimeBetweenPingsMs": 10000,
"minPingIntervalWithoutDataMs": 5000
},
"connectors": [
{
"type": "modbus",
"name": "Modbus Connector",
"configuration": "modbus-serial.json"
}
]
}

It's been over 6 days since the last GW restart. Please help to solve this problem.

[pro100805]

GW 3.5.1