Hi,

I am getting the following error with worldcommunitygrid: „Scheduler request to https://scheduler.worldcommunitygrid.org/boinc/wcg_cgi/fcgi failed: HTTP service unavailable”.

I already tried reseting the project and excluding and including it again.

Log filtered for the project:

Fri Sep 26 01:17:55 2025 |  | cc_config.xml not found - using defaults
Fri Sep 26 01:17:57 2025 |  | Starting BOINC client version 8.0.2 for x86_64-pc-linux-gnu
Fri Sep 26 01:17:57 2025 |  | log flags: file_xfer, sched_ops, task
Fri Sep 26 01:17:57 2025 |  | Libraries: libcurl/8.11.1 OpenSSL/3.2.4 zlib/1.3.1.zlib-ng brotli/1.1.0 libidn2/2.3.8 libpsl/0.21.5 libssh/0.11.3/openssl/zlib nghttp2/1.64.0 OpenLDAP/2.6.10
Fri Sep 26 01:17:57 2025 |  | Data directory: /var/lib/boinc
Fri Sep 26 01:17:58 2025 |  | No usable GPUs found
Fri Sep 26 01:17:58 2025 |  | libc:  version 2.41
Fri Sep 26 01:17:58 2025 |  | Host name: [censored]
Fri Sep 26 01:17:58 2025 |  | Processor: 4 AuthenticAMD AMD Ryzen 3 1200 Quad-Core Processor [Family 23 Model 1 Stepping 1]
Fri Sep 26 01:17:58 2025 |  | Processor features: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf rapl pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate ssbd ibpb vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov succor smca sev
Fri Sep 26 01:17:58 2025 |  | OS: Linux Fedora: Fedora Linux 42 (Server Edition) [6.16.8-200.fc42.x86_64|libc 2.41]
Fri Sep 26 01:17:58 2025 |  | Memory: 15.54 GB physical, 28.00 GB virtual
Fri Sep 26 01:17:58 2025 |  | Disk: 200.00 GB total, 50.80 GB free
Fri Sep 26 01:17:58 2025 |  | Local time is UTC +2 hours
Fri Sep 26 01:17:58 2025 |  | Config: GUI RPCs allowed from:
Fri Sep 26 01:17:58 2025 |  | 127.0.0.1
Fri Sep 26 01:17:58 2025 |  | 172.24.50.127
Fri Sep 26 01:17:58 2025 |  | 172.24.50.64
Fri Sep 26 01:17:58 2025 |  | 172.24.50.235
Fri Sep 26 01:17:58 2025 |  | 172.24.50.1
Fri Sep 26 01:17:58 2025 |  | 192.168.122.151
Fri Sep 26 01:17:58 2025 |  | A new version of BOINC is available (8.2.4). <a href=https://boinc.berkeley.edu/download.php>Download</a>
Fri Sep 26 01:17:58 2025 |  | General prefs: from https://scienceunited.org/ (last modified 25-Sep-2025 02:36:24)
Fri Sep 26 01:17:58 2025 |  | Host location: none
Fri Sep 26 01:17:58 2025 |  | General prefs: using your defaults
Fri Sep 26 01:17:58 2025 |  | Preferences:
Fri Sep 26 01:17:58 2025 |  | -  When computer is in use
Fri Sep 26 01:17:58 2025 |  | -     'In use' means mouse/keyboard input in last 1.00 minutes
Fri Sep 26 01:17:58 2025 |  | -     don't use GPU
Fri Sep 26 01:17:58 2025 |  | -     max CPUs used: 4
Fri Sep 26 01:17:58 2025 |  | -     Use at most 100% of the CPU time
Fri Sep 26 01:17:58 2025 |  | -     suspend if non-BOINC CPU load exceeds 70%
Fri Sep 26 01:17:58 2025 |  | -     max memory usage: 7.77 GB
Fri Sep 26 01:17:58 2025 |  | -  When computer is not in use
Fri Sep 26 01:17:58 2025 |  | -     max CPUs used: 4
Fri Sep 26 01:17:58 2025 |  | -     Use at most 100% of the CPU time
Fri Sep 26 01:17:58 2025 |  | -     suspend if non-BOINC CPU load exceeds 90%
Fri Sep 26 01:17:58 2025 |  | -     max memory usage: 7.77 GB
Fri Sep 26 01:17:58 2025 |  | -  Suspend if running on batteries
Fri Sep 26 01:17:58 2025 |  | -  Store at least 0.10 days of work
Fri Sep 26 01:17:58 2025 |  | -  Store up to an additional 0.60 days of work
Fri Sep 26 01:17:58 2025 |  | -  max disk usage: 48.82 GB
Fri Sep 26 01:17:58 2025 |  | -  (to change preferences, visit a project web site or select Preferences in the Manager)
Fri Sep 26 01:17:58 2025 |  | Setting up project and slot directories
Fri Sep 26 01:17:58 2025 |  | Checking active tasks
Fri Sep 26 01:17:58 2025 |  | Using account manager Science United
Fri Sep 26 01:17:58 2025 |  | Account manager login: Lena
Fri Sep 26 01:17:58 2025 |  | Setting up GUI RPC socket
Fri Sep 26 01:17:58 2025 |  | Checking presence of 62 project files
Fri Sep 26 01:21:46 2025 |  | Fetching configuration file from https://scienceunited.org/get_project_config.php
Fri Sep 26 01:21:50 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 01:21:52 2025 |  | Account manager contact succeeded
Fri Sep 26 01:21:52 2025 |  | Attaching to https://boinc.loda-lang.org/loda/
Fri Sep 26 01:23:29 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 01:23:49 2025 |  | Resuming computation
Fri Sep 26 01:29:39 2025 |  | Some devices idle - requesting new projects from Science United
Fri Sep 26 01:29:39 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 01:29:41 2025 |  | Account manager contact succeeded
Fri Sep 26 01:29:41 2025 |  | Attaching to https://milkyway.cs.rpi.edu/milkyway/
Fri Sep 26 01:50:38 2025 |  | Some devices idle - requesting new projects from Science United
Fri Sep 26 01:50:38 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 01:50:40 2025 |  | Account manager contact succeeded
Fri Sep 26 02:30:41 2025 |  | Some devices idle - requesting new projects from Science United
Fri Sep 26 02:30:41 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 02:30:44 2025 |  | Account manager contact succeeded
Fri Sep 26 03:51:41 2025 |  | Some devices idle - requesting new projects from Science United
Fri Sep 26 03:51:41 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 03:51:45 2025 |  | Account manager contact succeeded
Fri Sep 26 05:22:50 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 05:23:10 2025 |  | Resuming computation
Fri Sep 26 05:23:40 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 05:24:00 2025 |  | Resuming computation
Fri Sep 26 06:32:33 2025 |  | Some devices idle - requesting new projects from Science United
Fri Sep 26 06:32:33 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 06:32:37 2025 |  | Account manager contact succeeded
Fri Sep 26 09:22:55 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 09:23:15 2025 |  | Resuming computation
Fri Sep 26 09:23:55 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 09:24:15 2025 |  | Resuming computation
Fri Sep 26 11:53:03 2025 |  | Some devices idle - requesting new projects from Science United
Fri Sep 26 11:53:03 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 11:53:06 2025 |  | Account manager contact succeeded
Fri Sep 26 13:23:07 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 13:23:28 2025 |  | Resuming computation
Fri Sep 26 13:23:38 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 13:23:58 2025 |  | Resuming computation
Fri Sep 26 13:24:48 2025 |  | Suspending computation - CPU is busy
Fri Sep 26 13:25:08 2025 |  | Resuming computation
Fri Sep 26 14:48:32 2025 |  | Fetching configuration file from https://scienceunited.org/get_project_config.php
Fri Sep 26 14:48:37 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 14:48:38 2025 |  | Account manager contact succeeded
Fri Sep 26 14:48:38 2025 |  | Attaching to https://milkyway.cs.rpi.edu/milkyway/
Fri Sep 26 14:51:35 2025 |  | Fetching configuration file from https://scienceunited.org/get_project_config.php
Fri Sep 26 14:51:39 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 14:51:40 2025 |  | Account manager contact succeeded
Fri Sep 26 14:52:15 2025 |  | Fetching configuration file from https://scienceunited.org/get_project_config.php
Fri Sep 26 14:52:18 2025 |  | Contacting account manager at https://scienceunited.org/
Fri Sep 26 14:52:20 2025 |  | Account manager contact succeeded
Fri Sep 26 14:52:20 2025 |  | Attaching to https://www.worldcommunitygrid.org/
Fri Sep 26 14:52:23 2025 | https://www.worldcommunitygrid.org/ | Fetching scheduler list
Fri Sep 26 14:52:25 2025 | https://www.worldcommunitygrid.org/ | Master file download succeeded
Fri Sep 26 14:52:31 2025 | https://www.worldcommunitygrid.org/ | Sending scheduler request: Project initialization.
Fri Sep 26 14:52:31 2025 | https://www.worldcommunitygrid.org/ | Requesting new tasks for CPU
Fri Sep 26 14:52:32 2025 | https://www.worldcommunitygrid.org/ | Scheduler request to https://scheduler.worldcommunitygrid.org/boinc/wcg_cgi/fcgi failed: HTTP service unavailable
Fri Sep 26 14:53:48 2025 | https://www.worldcommunitygrid.org/ | Sending scheduler request: Project initialization.
Fri Sep 26 14:53:48 2025 | https://www.worldcommunitygrid.org/ | Requesting new tasks for CPU
Fri Sep 26 14:53:49 2025 | https://www.worldcommunitygrid.org/ | Scheduler request to https://scheduler.worldcommunitygrid.org/boinc/wcg_cgi/fcgi failed: HTTP service unavailable

Found some threads: https://www.worldcommunitygrid.org/forums/wcg/viewthread_thread,47580_offset,0
https://scienceunited.org/forum_thread.php?id=984#1861