No connection to Server error message

[palbiez]

Bambu Studio Version

1.10.2.64

Where is the application from?

Bambu Lab Official website

OS version

Windows 11

Additional system information

No response

Printer

Bambu Lab A1 Mini

How to reproduce

Not reproduceable.
From one time to another the error message No connection to server was shown in Bambu Studio.
The debug log shows:
2025-02-04 20:33:20.240654[Thread 0x000013d4]:Slic3r::NetworkAgent::send_message error: network_agent=0000025098AEC740, ret=-2, dev_id=0309DA4A1502044, json_str={"pushing":{"command

Actual results

No connection to server

Expected results

Server should is reachable

Project file & Debug log uploads

debug_Tue_Feb_04_19_29_04_23188.log.zip

Checklist of files to include

• Log file
• Project file

[palbiez]

storage network test fails also

Installed Bambu Studio stable version. Same error.

Checked in cmd

tracert upgrade-file.bambulab.com

Routenverfolgung zu upgrade-file.bambulab.com [172.64.152.215]
über maximal 30 Hops:

  1     *        *        *     Zeitüberschreitung der Anforderung.
  2    14 ms    14 ms    12 ms  147.161.139.14
  3    17 ms    18 ms    17 ms  147.161.138.2
  4     *       14 ms    14 ms  ffm-b11-link.ip.twelve99.net [62.115.144.54]
  5    15 ms    15 ms    14 ms  cloudflare-ic-328337.ip.twelve99-cust.net [62.115.144.199]
  6    15 ms    14 ms    16 ms  162.158.84.123
  7    14 ms    16 ms    19 ms  172.64.152.215

Ablaufverfolgung beendet.


nslookup upgrade-file.bambulab.com
Server:  UnKnown
Address:  192.168.20.1

Nicht autorisierende Antwort:
Name:    upgrade-file.bambulab.com
Addresses:  2606:4700:4400::6812:2329
          2606:4700:4400::ac40:98d7
          104.18.35.41
          172.64.152.215

Checked on my Linux host

root@logserver2:~# wget http://upgrade-file.bambulab.com
--2025-02-04 19:55:40--  http://upgrade-file.bambulab.com/
Resolving upgrade-file.bambulab.com (upgrade-file.bambulab.com)... 172.64.152.215, 104.18.35.41, 2606:4700:4400::ac40:98d7, ...
Connecting to upgrade-file.bambulab.com (upgrade-file.bambulab.com)|172.64.152.215|:80... connected.
HTTP request sent, awaiting response... 301 Moved Permanently
Location: https://upgrade-file.bambulab.com/ [following]
--2025-02-04 19:55:40--  https://upgrade-file.bambulab.com/
Connecting to upgrade-file.bambulab.com (upgrade-file.bambulab.com)|172.64.152.215|:443... connected.
HTTP request sent, awaiting response... 404 Not Found
2025-02-04 19:55:40 ERROR 404: Not Found.

Maybe same error as #5523

[palbiez]

This morning it is working well again.
Checked the logs from yesterday and compared with today:
Yesterday:
2025-02-04 21:54:49.980883[Thread 0x00003e84]:new version = 01.10.02.64, skip version = 01.10.02.64 2025-02-04 21:54:50.041671[Thread 0x00003e84]:keep alive = 0, push_count = 0, count = 1 2025-02-04 21:54:50.041671[Thread 0x00003e84]:Slic3r::NetworkAgent::send_message error: network_agent=00000248AD981960, ret=-2, dev_id=0309DA4A1502044, json_str={"pushing":{"command":"pushall","push_target":1,"sequence_id":"20000","version":1}}, qos=0 2025-02-04 21:54:50.041671[Thread 0x00003e84]:command_get_version 2025-02-04 21:54:50.041671[Thread 0x00003e84]:Slic3r::NetworkAgent::send_message error: network_agent=00000248AD981960, ret=-2, dev_id=0309DA4A1502044, json_str={"info":{"command":"get_version","sequence_id":"20001"}}, qos=1 2025-02-04 21:54:50.044665[Thread 0x00003e84]:MediaPlayCtrl switch machine: 0309DA4A1502044 2025-02-04 21:54:50.044665[Thread 0x00003e84]:MediaPlayCtrl::SetStatus: tutk_state: 2025-02-04 21:54:50.053662[Thread 0x00003e84]:monitor: show_status = 24 2025-02-04 21:54:50.084916[Thread 0x00003e84]:Slic3r::GUI::Sidebar::load_ams_list: 0 items 2025-02-04 21:54:50.120423[Thread 0x0000425c]:HMSQuery: HMS info is the latest version 2025-02-04 21:54:51.038371[Thread 0x00003e84]:keep alive = 996, push_count = 0, count = 2 2025-02-04 21:54:52.038593[Thread 0x00003e84]:keep alive = 999, push_count = 0, count = 3 2025-02-04 21:54:53.036083[Thread 0x00003e84]:keep alive = 997, push_count = 0, count = 4 2025-02-04 21:54:54.040640[Thread 0x00003e84]:keep alive = 1005, push_count = 0, count = 5 2025-02-04 21:54:54.040640[Thread 0x00003e84]:Slic3r::NetworkAgent::send_message error: network_agent=00000248AD981960, ret=-2, dev_id=0309DA4A1502044, json_str={"pushing":{"command":"pushall","push_target":1,"sequence_id":"20002","version":1}}, qos=0 2025-02-04 21:54:55.040432[Thread 0x00003e84]:keep alive = 999, push_count = 0, count = 6 2025-02-04 21:54:56.040259[Thread 0x00003e84]:keep alive = 1000, push_count = 0, count = 7 2025-02-04 21:54:57.040295[Thread 0x00003e84]:keep alive = 999, push_count = 0, count = 8 2025-02-04 21:54:58.037334[Thread 0x00003e84]:keep alive = 996, push_count = 0, count = 9 2025-02-04 21:54:58.037334[Thread 0x00003e84]:Slic3r::NetworkAgent::send_message error: network_agent=00000248AD981960, ret=-2, dev_id=0309DA4A1502044, json_str={"pushing":{"command":"pushall","push_target":1,"sequence_id":"20003","version":1}}, qos=0 2025-02-04 21:54:59.048811[Thread 0x00003e84]:keep alive = 1011, push_count = 0, count = 10 2025-02-04 21:55:00.040223[Thread 0x00003e84]:keep alive = 990, push_count = 0, count = 11 2025-02-04 21:55:00.811531[Thread 0x00003e84]:Slic3r::GUI::GUI_App::persist_window_geometry::<lambda_70927d4009f80d82ffdfe06309b8c093>::operator (): received wxEVT_CLOSE_WINDOW, trigger save for window_mainframe
This morning
2025-02-05 08:41:45.269062[Thread 0x00005980]:new version = 01.10.02.64, skip version = 01.10.02.64 2025-02-05 08:41:46.669385[Thread 0x00005980]:command_get_version 2025-02-05 08:41:46.670385[Thread 0x00005980]:command_get_access_code 2025-02-05 08:41:46.670691[Thread 0x00005980]:Slic3r::GUI::Sidebar::load_ams_list: 1 items 2025-02-05 08:41:46.684719[Thread 0x00005980]:command_get_version 2025-02-05 08:41:46.684719[Thread 0x00005980]:command_get_access_code 2025-02-05 08:41:46.684719[Thread 0x00005980]:Slic3r::GUI::Sidebar::load_ams_list: 1 items 2025-02-05 08:41:47.316881[Thread 0x00005980]:Slic3r::MachineObject::update_printer_preset_name 5322start update preset_name 2025-02-05 08:41:47.318884[Thread 0x00005980]:Slic3r::PresetBundle::get_printer_names_by_printer_type_and_nozzle 1855 printer name: Bambu Lab A1 mini 0.4 nozzle 2025-02-05 08:41:47.318884[Thread 0x00005980]:The values of tray_info_idx and tray_type do not match tray_info_idx tray_type system_type 2025-02-05 08:41:47.318884[Thread 0x00005980]:Slic3r::GUI::Sidebar::build_filament_ams_list: ams 0 tray 0 id GFG99 color 735DF9FF 2025-02-05 08:41:47.318884[Thread 0x00005980]:Slic3r::GUI::Sidebar::build_filament_ams_list: ams 0 tray 1 id GFA05 color FFF144FF 2025-02-05 08:41:47.318884[Thread 0x00005980]:Slic3r::GUI::Sidebar::build_filament_ams_list: ams 0 tray 2 id GFL03 color F72323FF 2025-02-05 08:41:47.318884[Thread 0x00005980]:Slic3r::GUI::Sidebar::build_filament_ams_list: ams 0 tray 3 id GFL03 color 161616FF 2025-02-05 08:41:47.318884[Thread 0x00005980]:Slic3r::GUI::Sidebar::load_ams_list: 5 items 2025-02-05 08:41:47.345881[Thread 0x00005980]:command_get_version

[walterwongbbl]

@palbiez
We will no longer display this pop-up frequently. It will only appear when an important error occurs.