I use Xubuntu 20.04 on old MacbookPro from 2008.
I cannot install Nvidia's drivers because system doesn't boot up afterwards or I'm stupid and don't know how to get it to work.
I have downloaded and installed UrT from SnapStore, but it just gives me blank screen for milisecond and kills the game.
Because I couldn't find a way to find any logs (I just don't know where to look) I downloaded the .ZIP from here.
I made executable files working and ran them both through terminal to get any output of potential error and if I read this correctly it's due graphics.
This is what terminal showed me when I tried either executable.
hiddenus@MacBookPro:~/Pobrane/UrbanTerror43$ ./Quake3-UrT.i386
ioQ3 1.35 urt 4.3.4 linux-i386 Jun 7 2018
----- FS_Startup -----
Current search path:
/home/hiddenus/.q3a/q3ut4
/home/hiddenus/.q3a/q3ut4/download
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_qvm.pk3 (4 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_021.pk3 (85 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_020.pk3 (295 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_019.pk3 (342 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_018.pk3 (801 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_017.pk3 (734 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_016.pk3 (487 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_015.pk3 (60 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_014.pk3 (510 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_013.pk3 (353 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_012.pk3 (271 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_011.pk3 (478 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_010.pk3 (1423 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_009.pk3 (476 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_008.pk3 (962 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_007.pk3 (368 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_006.pk3 (553 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_005.pk3 (898 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_004.pk3 (558 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_003.pk3 (53 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_002.pk3 (100 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_001.pk3 (759 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/ut4_jumpents.pk3 (8 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/download
----------------------
10578 files in pk3 files
execing default.cfg
"MINUS" isn't a valid key
"PLUS" isn't a valid key
couldn't exec q3config.cfg
couldn't exec autoexec.cfg
Hunk_Clear: reset the hunk ok
----- Client Initialization -----
Couldn't read q3history.
----- Initializing Renderer ----
-------------------------------
QKEY found.
----- Client Initialization Complete -----
----- R_Init -----
...loading libGL.so.1:
Calling SDL_Init(SDL_INIT_VIDEO)...
SDL_Init(SDL_INIT_VIDEO) passed.
Initializing OpenGL display
...setting mode 8: 1280 1024
X Error of failed request: BadValue (integer parameter out of range for operation)
Major opcode of failed request: 153 (XFree86-VidModeExtension)
Minor opcode of failed request: 10 (XF86VidModeSwitchToMode)
Value in failed request: 0x46a
Serial number of failed request: 176
Current serial number in output stream: 178
hiddenus@MacBookPro:~/Pobrane/UrbanTerror43$ ./Quake3-UrT.x86_64
ioQ3 1.35 urt 4.3.4 linux-x86_64 Jun 7 2018
----- FS_Startup -----
Current search path:
/home/hiddenus/.q3a/q3ut4
/home/hiddenus/.q3a/q3ut4/download
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_qvm.pk3 (4 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_021.pk3 (85 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_020.pk3 (295 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_019.pk3 (342 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_018.pk3 (801 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_017.pk3 (734 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_016.pk3 (487 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_015.pk3 (60 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_014.pk3 (510 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_013.pk3 (353 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_012.pk3 (271 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_011.pk3 (478 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_010.pk3 (1423 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_009.pk3 (476 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_008.pk3 (962 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_007.pk3 (368 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_006.pk3 (553 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_005.pk3 (898 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_004.pk3 (558 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_003.pk3 (53 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_002.pk3 (100 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/zUrT43_001.pk3 (759 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/ut4_jumpents.pk3 (8 files)
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4
/home/hiddenus/Pobrane/UrbanTerror43/q3ut4/download
----------------------
10578 files in pk3 files
execing default.cfg
"MINUS" isn't a valid key
"PLUS" isn't a valid key
couldn't exec q3config.cfg
couldn't exec autoexec.cfg
Hunk_Clear: reset the hunk ok
----- Client Initialization -----
Couldn't read q3history.
----- Initializing Renderer ----
-------------------------------
QKEY found.
----- Client Initialization Complete -----
----- R_Init -----
...loading libGL.so.1:
Calling SDL_Init(SDL_INIT_VIDEO)...
SDL_Init(SDL_INIT_VIDEO) passed.
Initializing OpenGL display
...setting mode 8: 1280 1024
X Error of failed request: BadValue (integer parameter out of range for operation)
Major opcode of failed request: 153 (XFree86-VidModeExtension)
Minor opcode of failed request: 10 (XF86VidModeSwitchToMode)
Value in failed request: 0x46a
Serial number of failed request: 176
Current serial number in output stream: 178