TFT Version
17.7
Firmware Version
2026.4.26
Blueprint Version
2026.4.26
Panel Model
EU
What is the bug?
When trying to update the screen to version 17.7, an error occurs, and now the screen is constantly displaying " System data ERROR"
Steps to Reproduce
No response
Your Panel's YAML
substitutions:
# Settings - Editable values
device_name: "panels"
friendly_name: "sonoff_panels"
wifi_ssid: "c200"
wifi_password: "80636235575"
ota_password: "12345678"
# Add-on configuration (if needed)
# heater_relay: "1" # Possible values: "1" or "2"
language: ru
upload_tft_automatically: true
# Customization area
##### My customization - Start #####
##### My customization - End #####
# Core and optional configurations
packages:
remote_package:
url: https://github.com/edwardtfn/NSPanel-Easy
ref: latest
refresh: 300s
files:
- nspanel_esphome.yaml # Base package
ESPHome Logs
[13:55:56.730][W][nextion:109]: Not connected
[13:55:57.241][W][nextion:109]: Not connected
[13:55:57.746][W][nextion:109]: Not connected
[13:55:58.265][W][nextion:109]: Not connected
[13:55:58.770][W][nextion:109]: Not connected
[13:55:59.285][W][nextion:109]: Not connected
[13:55:59.804][W][nextion:109]: Not connected
[13:56:00.307][W][nextion:109]: Not connected
[13:56:00.336][I][nspanel.addon.upload_tft:265]: Upload TFT sequence started
[13:56:00.336][D][nspanel.addon.upload_tft:286]: Set Nextion unavailable for blueprint calls
[13:56:00.336][D][nspanel.addon.upload_tft:289]: Preparing for upload
[13:56:00.336][D][nspanel.addon.upload_tft:232]: Nextion status:
[13:56:00.337][D][nspanel.addon.upload_tft:233]: Is detected: NO
[13:56:00.337][D][nspanel.addon.upload_tft:234]: Is setup: NO
[13:56:00.346][D][nspanel.addon.upload_tft:235]: Queue size: 0
[13:56:00.347][D][nspanel.addon.upload_tft:296]: Open upload dialog
[13:56:00.347][D][nspanel.addon.upload_tft:305]: Starting the upload script
[13:56:00.811][W][nextion:109]: Not connected
[13:56:01.326][W][nextion:109]: Not connected
[13:56:01.850][W][nextion:109]: Not connected
[13:56:02.350][D][nspanel.addon.upload_tft:348]: Stopping other scripts
[13:56:02.362][W][nextion:109]: Not connected
[13:56:02.879][W][nextion:109]: Not connected
[13:56:03.342][D][nspanel.addon.upload_tft:232]: Nextion status:
[13:56:03.356][D][nspanel.addon.upload_tft:233]: Is detected: NO
[13:56:03.356][D][nspanel.addon.upload_tft:234]: Is setup: NO
[13:56:03.369][D][nspanel.addon.upload_tft:235]: Queue size: 0
[13:56:03.370][D][main:452]: Attempting to upload TFT
[13:56:03.370][D][nspanel.addon.upload_tft:449]: Attempt #1
[13:56:03.386][W][nextion:109]: Not connected
[13:56:03.916][W][nextion:109]: Not connected
[13:56:04.364][D][nspanel.addon.upload_tft:241]: Waiting for empty UART and Nextion queues
[13:56:04.413][W][nextion:109]: Not connected
[13:56:04.921][W][nextion:109]: Not connected
[13:56:05.444][W][nextion:109]: Not connected
[13:56:05.968][W][nextion:109]: Not connected
[13:56:06.366][D][nspanel.addon.upload_tft:251]: Starting TFT upload at 921600 bps
[13:56:06.372][D][nextion.upload.esp32:165]: TFT upload requested, exit reparse: YES, URL: https://raw.githubusercontent.com/edwardtfn/NSPanel-Easy/v2026.4.26/hmi/nspanel_landscape.tft
[13:56:06.377][D][nextion.upload.esp32:183]: Exit reparse mode
[13:56:06.377][D][nextion.upload.esp32:195]: Baud rate: 921600
[13:56:07.568][D][nextion.upload.esp32:240]: TFT size: 13566244 bytes
[13:56:07.568][D][nextion.upload.esp32:253]: Uploading
[13:56:13.086][D][nextion.upload.esp32:291]: Upload resp: [] 0 B
[13:56:13.090][E][nextion.upload.esp32:299]: Upload prep failed 0 ''
[13:56:13.090][D][nextion.upload.esp32:300]: Close HTTP
[13:56:13.090][E][nextion.upload:020]: Upload failed
[13:56:13.090][W][component:505]: script took a long time for an operation (6724 ms), max is 30 ms
[13:56:13.090][W][component:505]: script took a long time for an operation (6725 ms), max is 30 ms
[13:56:13.091][W][nextion:109]: Not connected
[13:56:13.091][D][nspanel.addon.upload_tft:457]: Attempt #1 returned: FAILED
[13:56:13.097][I][addon_upload_tft.script.upload_tft_attempt:458]: Restarting ESPHome
[13:56:13.126][I][app:222]: Rebooting safely
INFO Processing expected disconnect from ESPHome API for panels @ 192.168.0.82
WARNING Disconnected from API
INFO Successfully resolved panels @ 192.168.0.82 in 0.000s
INFO Successfully connected to panels @ 192.168.0.82 in 2.064s
INFO Successful handshake with panels @ 192.168.0.82 in 0.033s
[13:56:20.318][D][nspanel.datetime:180]: System clock synchronized
[13:56:20.369][W][nextion:109]: Not connected
[13:56:20.883][W][nextion:109]: Not connected
[13:56:21.388][W][nextion:109]: Not connected
[13:56:21.900][W][nextion:109]: Not connected
[13:56:22.414][W][nextion:109]: Not connected
[13:56:22.921][W][nextion:109]: Not connected
[13:56:23.434][W][nextion:109]: Not connected
[13:56:23.834][S][sensor]: 'Temperature' >> 21.0 °C
[13:56:23.947][W][nextion:109]: Not connected
[13:56:24.460][W][nextion:109]: Not connected
[13:56:24.994][W][nextion:109]: Not connected
[13:56:25.492][W][nextion:109]: Not connected
[13:56:26.017][W][nextion:109]: Not connected
[13:56:26.522][W][nextion:109]: Not connected
[13:56:27.027][W][nextion:109]: Not connected
[13:56:27.541][W][nextion:109]: Not connected
[13:56:28.057][W][nextion:109]: Not connected
[13:56:28.569][W][nextion:109]: Not connected
[13:56:29.072][W][nextion:109]: Not connected
[13:56:29.594][W][nextion:109]: Not connected
[13:56:30.105][W][nextion:109]: Not connected
[13:56:30.618][W][nextion:109]: Not connected
Home Assistant Logs
TFT Version
17.7
Firmware Version
2026.4.26
Blueprint Version
2026.4.26
Panel Model
EU
What is the bug?
When trying to update the screen to version 17.7, an error occurs, and now the screen is constantly displaying " System data ERROR"
Steps to Reproduce
No response
Your Panel's YAML
ESPHome Logs
Home Assistant Logs