I did a sendbug and Kirill A. Korinsky suggested I send the report to ports and to Renato in CC so here it is. I will actually add how to better reproduce it, attach my prusa slicer config, the output I get when I try to start prusa slicer and the cor dump (all compressed).
---------- Forwarded message --------- Da: louigi 600 <[email protected]> Date: dom 6 set 2026 alle ore 23:45 Subject: prusaslicer-2.9.4p2 segfault To: <[email protected]> >Synopsis: prusaslicer-2.9.4p2 : UserAccount: Failed to read token -> Segmentation fault >Category: user >Environment: System : OpenBSD 7.9 Details : OpenBSD 7.9 (GENERIC.MP) #8: Fri Aug 21 13:32:14 MDT 2026 [email protected]:/usr/src/sys/arch/amd64/compile/ GENERIC.MP Architecture: OpenBSD.amd64 Machine : amd64 >Description: before last path I was actually using pruca slicer nearly normall. itr just required hacking the config from linux because it refused to create a default config. After I ran uptades starting rusa-slicer now gives me segfault complaining about [0x000008b14b4f3628] [error] UserAccount: Failed to read token - no datafile found. >How-To-Repeat: prusa-slicer.core.bz2 <https://drive.google.com/file/d/1hR3v0LZU9NnOEPOIpi2sUa_MwlxliHg9/view?usp=drive_web> prusa-slicer.log.bz2 <https://drive.google.com/file/d/1dPWjAjCFZmOcYHKKYJEMu8M0a6va9_sv/view?usp=drive_web> prusa_config.tgz <https://drive.google.com/file/d/1mUIstoSsTEBZ_yi443sc1J6de_XrlkMG/view?usp=drive_web> I am attaching my prusa slicer config, the output I get when I try to start prusa slicer and the core dump (all compressed and I believe as links to my google drive). the config tarball has full path from home folder so just extract it to the home folder. make sure you gave the same version I have prusaslicer-2.9.4p2 try to run prusa-slicer just in case it proves difficult to duplicate I attached also the compressed core dump (they should all be links to my google drive so no big data transfer intrinsic to this email itself) >Fix: I have been unable to find any workaround but doing a google search with "[0x00000d7c0a91e210] [error] UserAccount: Failed to read token - no datafile found.: did find me some hits on what might need to be done while compiling it. dmesg: OpenBSD 7.9 (GENERIC.MP) #8: Fri Aug 21 13:32:14 MDT 2026 [email protected]:/usr/src/sys/arch/amd64/compile/ GENERIC.MP real mem = 34195775488 (32611MB) avail mem = 33131429888 (31596MB) random: good seed from bootblocks mpath0 at root scsibus0 at mpath0: 256 targets mainbus0 at root bios0 at mainbus0: SMBIOS rev. 3.0 @ 0xe0000 (68 entries) bios0: vendor Dell Inc. version "1.27.0" date 09/18/2023 bios0: Dell Inc. OptiPlex 7050 efi0 at bios0: UEFI 2.6 efi0: American Megatrends rev 0x5000b acpi0 at bios0: ACPI 5.0 acpi0: sleep states S0 S3 S4 S5 acpi0: tables DSDT FACP APIC FPDT FIDT MCFG HPET SSDT SSDT HPET SSDT SSDT UEFI SSDT LPIT SSDT SSDT SSDT SSDT DBGP DBG2 MSDM SLIC TCPA ASF! BGRT DMAR acpi0: wakeup devices PEG0(S4) PEGP(S4) PEG1(S4) PEGP(S4) PEG2(S4) PEGP(S4) RP09(S4) PXSX(S4) RP10(S4) PXSX(S4) RP11(S4) PXSX(S4) RP12(S4) PXSX(S4) RP13(S4) PXSX(S4) [...] acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu0: cpuid 1 edx=bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> ecx=77fafbff<SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND> cpu0: cpuid 6 eax=27f7<SENSOR,ARAT,PTS> ecx=9<EFFFREQ> cpu0: cpuid 7.0 ebx=29c6fbf<FSGSBASE,TSC_ADJUST,SGX,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,MPX,RDSEED,ADX,SMAP,CLFLUSHOPT,PT> edx=bc002e00<SRBDS_CTRL,MD_CLEAR,TSXFA,IBRS,IBPB,STIBP,L1DF,SSBD> cpu0: cpuid a vers=4, gp=4, gpwidth=48, ff=3, ffwidth=48 cpu0: cpuid d.1 eax=f<XSAVEOPT,XSAVEC,XGETBV1,XSAVES> cpu0: cpuid 80000001 edx=2c100800<NXE,PAGE1GB,RDTSCP,LONG> ecx=121<LAHF,ABM,3DNOWP> cpu0: cpuid 80000007 edx=100<ITSC> cpu0: msr 10a=c04<RSBA,MISC_PKG_CT,ENERGY_FILT> cpu0: MELTDOWN cpu0: 32KB 64b/line 8-way D-cache, 32KB 64b/line 8-way I-cache, 256KB 64b/line 4-way L2 cache, 8MB 64b/line 16-way L3 cache cpu0: smt 0, core 0, package 0, type P mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges cpu0: apic clock running at 24MHz cpu0: mwait min=64, max=64, C-substates=0.2.1.2.4.1, IBE cpu1 at mainbus0: apid 2 (application processor) cpu1: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu1: smt 0, core 1, package 0, type P cpu2 at mainbus0: apid 4 (application processor) cpu2: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu2: smt 0, core 2, package 0, type P cpu3 at mainbus0: apid 6 (application processor) cpu3: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu3: smt 0, core 3, package 0, type P cpu4 at mainbus0: apid 1 (application processor) cpu4: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu4: smt 1, core 0, package 0, type SP cpu5 at mainbus0: apid 3 (application processor) cpu5: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu5: smt 1, core 1, package 0, type SP cpu6 at mainbus0: apid 5 (application processor) cpu6: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu6: smt 1, core 2, package 0, type SP cpu7 at mainbus0: apid 7 (application processor) cpu7: Intel(R) Core(TM) i7-6700T CPU @ 2.80GHz, 2693.73 MHz, 06-5e-03, patch 000000f2 cpu7: smt 1, core 3, package 0, type SP ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 120 pins acpimcfg0 at acpi0 acpimcfg0: addr 0xf0000000, bus 0-127 acpihpet0 at acpi0: 23999999 Hz acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus -1 (PEG0) acpiprt2 at acpi0: bus -1 (PEG1) acpiprt3 at acpi0: bus -1 (PEG2) acpiprt4 at acpi0: bus -1 (RP09) acpiprt5 at acpi0: bus -1 (RP10) acpiprt6 at acpi0: bus -1 (RP11) acpiprt7 at acpi0: bus -1 (RP12) acpiprt8 at acpi0: bus -1 (RP13) acpiprt9 at acpi0: bus -1 (RP01) acpiprt10 at acpi0: bus -1 (RP02) acpiprt11 at acpi0: bus -1 (RP03) acpiprt12 at acpi0: bus -1 (RP04) acpiprt13 at acpi0: bus -1 (RP05) acpiprt14 at acpi0: bus -1 (RP06) acpiprt15 at acpi0: bus -1 (RP07) acpiprt16 at acpi0: bus 1 (RP08) acpiprt17 at acpi0: bus -1 (RP17) acpiprt18 at acpi0: bus -1 (RP18) acpiprt19 at acpi0: bus -1 (RP19) acpiprt20 at acpi0: bus -1 (RP20) acpiprt21 at acpi0: bus -1 (RP21) acpiprt22 at acpi0: bus -1 (RP22) acpiprt23 at acpi0: bus -1 (RP23) acpiprt24 at acpi0: bus -1 (RP24) acpiprt25 at acpi0: bus -1 (RP14) acpiprt26 at acpi0: bus -1 (RP15) acpiprt27 at acpi0: bus -1 (RP16) acpiec0 at acpi0: not present "PNP0C14" at acpi0 not configured acpipci0 at acpi0 PCI0: 0x00000010 0x00000011 0x00000000 com0 at acpi0 UAR1 addr 0x3f8/0x8 irq 4: ns16550a, 16 byte fifo acpicmos0 at acpi0 pchgpio0 at acpi0 GPI0 addr 0xfdaf0000/0x10000 0xfdae0000/0x10000 0xfdac0000/0x10000 irq 14, 224 pins "CYP0002" at acpi0 not configured acpibtn0 at acpi0: SLPB "PNP0C14" at acpi0 not configured intelpmc0 at acpi0: PEPD state 0: 0x7f:1:2:0x00:0x0000000000000060 counter: 0x7f:64:0:0x00:0x0000000000000632 frequency: 0 state 1: 0x7f:1:2:0x00:0x0000000000000060 counter: 0x00:32:0:0x03:0x00000000fe00013c frequency: 10000 acpibtn1 at acpi0: PWRB tpm0 at acpi0 TPM_ 1.2 (TIS) addr 0xfed40000/0x5000, WEC WPCT200 rev 0x4 "PNP0C14" at acpi0 not configured "PNP0C0B" at acpi0 not configured "PNP0C0B" at acpi0 not configured "PNP0C0B" at acpi0 not configured "PNP0C0B" at acpi0 not configured "PNP0C0B" at acpi0 not configured acpicpu0 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpicpu1 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpicpu2 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpicpu3 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpicpu4 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpicpu5 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpicpu6 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpicpu7 at acpi0: C3(200@256 mwait.1@0x40), C2(200@151 mwait.1@0x33), C1(1000@1 mwait.1), PSS acpipwrres0 at acpi0: PG00, resource for PEG0 acpipwrres1 at acpi0: PG01, resource for PEG1 acpipwrres2 at acpi0: PG02, resource for PEG2 acpipwrres3 at acpi0: WRST acpipwrres4 at acpi0: WRST acpipwrres5 at acpi0: WRST acpipwrres6 at acpi0: WRST acpipwrres7 at acpi0: WRST acpipwrres8 at acpi0: WRST acpipwrres9 at acpi0: WRST acpipwrres10 at acpi0: WRST acpipwrres11 at acpi0: WRST acpipwrres12 at acpi0: WRST acpipwrres13 at acpi0: WRST acpipwrres14 at acpi0: WRST acpipwrres15 at acpi0: WRST acpipwrres16 at acpi0: WRST acpipwrres17 at acpi0: WRST acpipwrres18 at acpi0: WRST acpipwrres19 at acpi0: WRST acpipwrres20 at acpi0: WRST acpipwrres21 at acpi0: WRST acpipwrres22 at acpi0: WRST acpipwrres23 at acpi0: FN00, resource for FAN0 acpipwrres24 at acpi0: FN01, resource for FAN1 acpipwrres25 at acpi0: FN02, resource for FAN2 acpipwrres26 at acpi0: FN03, resource for FAN3 acpipwrres27 at acpi0: FN04, resource for FAN4 acpitz0 at acpi0 acpitz0: critical temperature is 119 degC acpitz1 at acpi0 acpitz1: critical temperature is 119 degC acpivideo0 at acpi0: GFX0 acpivout0 at acpivideo0: DD1F cpu0: using VERW MDS workaround (except on vmm entry) cpu0: Enhanced SpeedStep 2693 MHz: speeds: 2801, 2800, 2700, 2500, 2400, 2200, 2000, 1900, 1800, 1700, 1500, 1400, 1200, 1100, 900, 800 MHz pci0 at mainbus0 bus 0 pchb0 at pci0 dev 0 function 0 "Intel Core 6G Host" rev 0x07 inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics 530" rev 0x06 drm0 at inteldrm0 inteldrm0: msi, SKYLAKE, gen 9 xhci0 at pci0 dev 20 function 0 "Intel 200 Series xHCI" rev 0x00: msi, xHCI 1.0 usb0 at xhci0: USB revision 3.0 uhub0 at usb0 configuration 1 interface 0 "Intel xHCI root hub" rev 3.00/1.00 addr 1 "Intel 200 Series Thermal" rev 0x00 at pci0 dev 20 function 2 not configured dwiic0 at pci0 dev 21 function 0 "Intel 200 Series I2C" rev 0x00: apic 2 int 16 iic0 at dwiic0 "Intel 200 Series MEI" rev 0x00 at pci0 dev 22 function 0 not configured ahci0 at pci0 dev 23 function 0 "Intel 200 Series AHCI" rev 0x00: msi, AHCI 1.3.1 ahci0: PHY offline on port 0 ahci0: port 4: 6.0Gb/s scsibus1 at ahci0: 32 targets sd0 at scsibus1 targ 4 lun 0: <ATA, WDC WDS240G2G0B-, UJ87> naa.5001b444a725e65a sd0: 228936MB, 512 bytes/sector, 468862128 sectors, thin ppb0 at pci0 dev 28 function 0 "Intel 200 Series PCIE" rev 0xf0: msi pci1 at ppb0 bus 1 iwm0 at pci1 dev 0 function 0 "Intel Dual Band Wireless-AC 8265" rev 0x78, msi pcib0 at pci0 dev 31 function 0 "Intel Q270 LPC" rev 0x00 "Intel 200 Series PMC" rev 0x00 at pci0 dev 31 function 2 not configured azalia0 at pci0 dev 31 function 3 "Intel 200 Series HD Audio" rev 0x00: msi azalia0: codecs: Realtek ALC255, Intel/0x2809, using Realtek ALC255 audio0 at azalia0 ichiic0 at pci0 dev 31 function 4 "Intel 200 Series SMBus" rev 0x00: apic 2 int 23 iic1 at ichiic0 spdmem0 at iic1 addr 0x50: 16GB DDR4 SDRAM PC4-21300 SO-DIMM spdmem1 at iic1 addr 0x52: 16GB DDR4 SDRAM PC4-21300 SO-DIMM em0 at pci0 dev 31 function 6 "Intel I219-LM" rev 0x00: msi, address d8:9e:f3:7c:fb:bf isa0 at pcib0 isadma0 at isa0 pckbc0 at isa0 port 0x60/5 irq 1 irq 12 pckbd0 at pckbc0 (kbd slot) wskbd0 at pckbd0: console keyboard pcppi0 at isa0 port 0x61 spkr0 at pcppi0 vmm0 at mainbus0: VMX/EPT efifb at mainbus0 not configured uhub1 at uhub0 port 2 configuration 1 interface 0 "Dell Inc. Dell dock" rev 2.10/1.66 addr 2 uhub2 at uhub1 port 3 configuration 1 interface 0 "Dell Inc. Dell dock" rev 2.10/1.25 addr 3 uhub3 at uhub2 port 2 configuration 1 interface 0 "Microchip Tech USB2744" rev 2.10/2.22 addr 4 uhidev0 at uhub3 port 3 configuration 1 interface 0 "Logitech USB Receiver" rev 2.00/29.00 addr 5 uhidev0: iclass 3/1 ukbd0 at uhidev0: 8 variable keys, 6 key codes wskbd1 at ukbd0 mux 1 uhidev1 at uhub3 port 3 configuration 1 interface 1 "Logitech USB Receiver" rev 2.00/29.00 addr 5 uhidev1: iclass 3/1, 17 report ids uhidpp0 at uhidev1 device 1 keyboard " ", device 2 mouse " " ums0 at uhidev1 reportid 2: 16 buttons, Z and W dir wsmouse0 at ums0 mux 0 ucc0 at uhidev1 reportid 3: 652 usages, 20 keys, array wskbd2 at ucc0 mux 1 uhid0 at uhidev1 reportid 4: input=1, output=0, feature=0 uaudio0 at uhub2 port 4 configuration 1 interface 1 "Generic USB Audio" rev 2.00/0.01 addr 6 uaudio0: class v1, high-speed, sync, channels: 2 play, 2 rec, 10 ctls audio1 at uaudio0 uhidev2 at uhub2 port 5 configuration 1 interface 0 "Dell Dell dock" rev 2.01/1.01 addr 7 uhidev2: iclass 3/0 uhid1 at uhidev2: input=192, output=192, feature=0 uhidev3 at uhub1 port 5 configuration 1 interface 0 "Dell Dell Dock WD19" rev 2.01/82.00 addr 8 uhidev3: iclass 3/0 uhid2 at uhidev3: input=192, output=192, feature=0 ugen0 at uhub1 port 5 configuration 1 "Dell Dell Dock WD19" rev 2.01/82.00 addr 8 uaudio1 at uhub0 port 4 configuration 1 interface 1 "GN Netcom A/S Jabra EVOLVE 20 MS" rev 2.00/4.03 addr 9 uaudio1: class v1, full-speed, sync, channels: 2 play, 1 rec, 6 ctls audio2 at uaudio1 uhidev4 at uhub0 port 4 configuration 1 interface 3 "GN Netcom A/S Jabra EVOLVE 20 MS" rev 2.00/4.03 addr 9 uhidev4: iclass 3/0, 5 report ids ucc1 at uhidev4 reportid 1: 2 usages, 2 keys, enum wskbd3 at ucc1 mux 1 uhid3 at uhidev4 reportid 2: input=2, output=2, feature=0 uhid4 at uhidev4 reportid 4: input=2, output=2, feature=0 uhid5 at uhidev4 reportid 5: input=32, output=32, feature=0 ugen1 at uhub0 port 9 "Intel Bluetooth" rev 2.00/0.10 addr 10 uhub4 at uhub0 port 23 configuration 1 interface 0 "Dell Inc. Dell dock" rev 3.10/1.66 addr 11 uhub5 at uhub4 port 3 configuration 1 interface 0 "Dell Inc. Dell dock" rev 3.10/1.25 addr 12 uhub6 at uhub5 port 2 configuration 1 interface 0 "Microchip Tech USB5744" rev 3.20/2.22 addr 13 ure0 at uhub4 port 4 configuration 1 interface 0 "Realtek USB 10/100/1000 LAN" rev 3.00/31.11 addr 14 ure0: RTL8153B (0x6010), address c0:3e:ba:3e:f1:c9 rgephy0 at ure0 phy 0: RTL8251, rev. 0 vscsi0 at root scsibus2 at vscsi0: 256 targets softraid0 at root scsibus3 at softraid0: 256 targets root on sd0a (2cb3a919524b24b3.a) swap on sd0b dump on sd0b inteldrm0: 1920x1080, 32bpp wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation), using wskbd0 wskbd1: connecting to wsdisplay0 wskbd2: connecting to wsdisplay0 wskbd3: connecting to wsdisplay0 wsdisplay0: screen 1-5 added (std, vt100 emulation) iwm0: hw rev 0x230, fw ver 36.ca7b901d.0, address 20:16:b9:b0:0e:73 usbdevs: Controller /dev/usb0: addr 01: 8086:0000 Intel, xHCI root hub super speed, self powered, config 1, rev 1.00 driver: uhub0 addr 02: 0bda:5487 Dell Inc., Dell dock high speed, self powered, config 1, rev 1.66 driver: uhub1 addr 03: 0bda:5413 Dell Inc., Dell dock high speed, self powered, config 1, rev 1.25 driver: uhub2 addr 04: 0424:2744 Microchip Tech, USB2744 high speed, self powered, config 1, rev 2.22 driver: uhub3 addr 05: 046d:c534 Logitech, USB Receiver full speed, power 98 mA, config 1, rev 29.00 driver: uhidev0 driver: uhidev1 addr 06: 0bda:402e Generic, USB Audio high speed, power 500 mA, config 1, rev 0.01, iSerial 200901010001 driver: uaudio0 addr 07: 413c:b06f Dell, Dell dock high speed, power 100 mA, config 1, rev 1.01, iSerial 0123456789ABCDEF driver: uhidev2 addr 08: 413c:b06e Dell, Dell Dock WD19 high speed, power 100 mA, config 1, rev 82.00, iSerial 2010 driver: uhidev3 driver: ugen0 addr 09: 0b0e:0300 GN Netcom A/S, Jabra EVOLVE 20 MS full speed, power 100 mA, config 1, rev 4.03, iSerial A001637232FA0A driver: uaudio1 driver: uhidev4 addr 10: 8087:0a2b Intel, Bluetooth full speed, self powered, config 1, rev 0.10 driver: ugen1 addr 11: 0bda:0487 Dell Inc., Dell dock super speed, self powered, config 1, rev 1.66 driver: uhub4 addr 12: 0bda:0413 Dell Inc., Dell dock super speed, self powered, config 1, rev 1.25 driver: uhub5 addr 13: 0424:5744 Microchip Tech, USB5744 super speed, self powered, config 1, rev 2.22 driver: uhub6 addr 14: 0bda:8153 Realtek, USB 10/100/1000 LAN super speed, power 72 mA, config 1, rev 31.11, iSerial 111000001 driver: ure0
