Technical Issues

Moderators: GZDoom Developers, LZDoom Developers, UZDoom Developers

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Please be as descriptive as possible in your posts (list your hardware and operating system, the version of the source port you are using, any mods you are running and how they're being loaded, etc.)
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Consolidating some of the older, but still helpful sticky threads
Moderator: GZDoom Developers
Topics: 4

4 Topics

27 Posts

Last post Re: GZDoom Player 1 of 1 Node…
by woofdg79 View the latest post
Thu Jan 06, 2022 1:13 pm

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What’s Happening With UZDoom?

Last post by Chaosvolt « Thu Nov 20, 2025 9:42 pm
Posted in ZDoom (and related) News
Replies: 82
by Boondorl » Tue Oct 21, 2025 2:08 am » in ZDoom (and related) News
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82 Replies

22137 Views

Last post by Chaosvolt
Thu Nov 20, 2025 9:42 pm

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Bugs when demarring myhouse.wad

Last post by Peacherino « Sun Apr 06, 2025 10:47 am
Replies: 2
by sardoch » Sun Jan 05, 2025 8:00 am

2 Replies

2958 Views

Last post by Peacherino
Sun Apr 06, 2025 10:47 am
Resolution proplem

Last post by Enjay « Fri Mar 28, 2025 5:09 am
Replies: 1
by Ladsm » Thu Mar 27, 2025 7:32 am

1 Replies

217 Views

Last post by Enjay
Fri Mar 28, 2025 5:09 am
Map designer names always on?

Last post by Rachael « Sat Mar 22, 2025 1:02 pm
Replies: 2
by scornguy » Sat Mar 22, 2025 7:48 am

2 Replies

213 Views

Last post by Rachael
Sat Mar 22, 2025 1:02 pm
Controller problem

Last post by desert_doomer « Mon Mar 17, 2025 11:52 am
Replies: 6
by desert_doomer » Mon Mar 10, 2025 11:17 pm

6 Replies

509 Views

Last post by desert_doomer
Mon Mar 17, 2025 11:52 am
infinite annoying sounds with prb.3 and gzdoom

Last post by Guest « Sun Mar 16, 2025 2:56 pm
Replies: 1
by Dario82 » Sat Mar 15, 2025 12:35 pm

1 Replies

225 Views

Last post by Guest
Sun Mar 16, 2025 2:56 pm
Momentary Stuttering

Last post by Enjay « Mon Mar 10, 2025 3:31 pm
Replies: 3
by Enjay » Sat Mar 01, 2025 9:19 am

3 Replies

1959 Views

Last post by Enjay
Mon Mar 10, 2025 3:31 pm
Stuck on Doom1

Last post by NPL « Sat Mar 08, 2025 2:22 pm
Replies: 8
by NPL » Sat Mar 01, 2025 7:49 pm

8 Replies

1498 Views

Last post by NPL
Sat Mar 08, 2025 2:22 pm
[Resolved] My GZDoom is noticeably laggy (starting from 3.5.0 to 4.14.1)

Last post by Sandro « Tue Mar 04, 2025 3:36 am
Replies: 9
by Sandro » Sun Nov 03, 2024 5:14 am

9 Replies

2405 Views

Last post by Sandro
Tue Mar 04, 2025 3:36 am
Compiling GZDoom without zound and music?

Last post by HyperCrab2000 « Sat Feb 22, 2025 7:10 am
Replies: 1
by HyperCrab2000 » Sat Feb 22, 2025 4:24 am

1 Replies

1062 Views

Last post by HyperCrab2000
Sat Feb 22, 2025 7:10 am
gz doom not running for me properly please help :(

Last post by Belverdere « Fri Feb 21, 2025 8:59 am
Replies: 5
by Belverdere » Tue Feb 18, 2025 5:26 pm

5 Replies

1219 Views

Last post by Belverdere
Fri Feb 21, 2025 8:59 am
[RESOLVED] GZDoom 4.14.0 sometimes freezes up for a second during gameplay

Last post by NiTROACTiVE « Thu Feb 20, 2025 8:14 pm

by NiTROACTiVE » Thu Feb 20, 2025 8:14 pm

0 Replies

1514 Views

Last post by NiTROACTiVE
Thu Feb 20, 2025 8:14 pm
Game crash on wad opening

Last post by Guest « Thu Feb 20, 2025 12:11 am
Replies: 2
by zeevee » Wed Jan 08, 2025 5:49 pm

2 Replies

2758 Views

Last post by Guest
Thu Feb 20, 2025 12:11 am
Doom 2

Last post by phantombeta « Wed Feb 19, 2025 1:13 pm
Replies: 5
by Danfrancis » Sat Feb 15, 2025 2:42 pm

5 Replies

1275 Views

Last post by phantombeta
Wed Feb 19, 2025 1:13 pm
GZDoom perfomance issue

Last post by Rachael « Sat Feb 08, 2025 8:50 pm
Replies: 34
by undeadgamer9609 » Sun Jan 12, 2025 4:34 pm
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34 Replies

6180 Views

Last post by Rachael
Sat Feb 08, 2025 8:50 pm
Graphical & Stability Issues with Vsync

Last post by ooze « Sat Feb 08, 2025 4:41 pm
Replies: 1
by Artbor » Fri Jan 31, 2025 1:31 pm

1 Replies

969 Views

Last post by ooze
Sat Feb 08, 2025 4:41 pm
[Windows] How to setup the environment variables GZDoom uses to searchfor IWADs?

Last post by Rachael « Fri Feb 07, 2025 3:46 am
Replies: 1
by HenKonen » Fri Feb 07, 2025 3:34 am

1 Replies

1014 Views

Last post by Rachael
Fri Feb 07, 2025 3:46 am
Black screen when starting GZdoom via UDB

Last post by SPZ1 « Thu Feb 06, 2025 4:50 pm
Replies: 7
by yeah5green » Mon Feb 03, 2025 4:57 am

7 Replies

1335 Views

Last post by SPZ1
Thu Feb 06, 2025 4:50 pm
Graphics Errors with newest (Jan 30, 2025) Nvidia Drivers and Vulkan in gzDoom 4.14.0

Last post by vladkosi « Wed Feb 05, 2025 8:14 pm
Replies: 12
by DarkkOne » Sat Feb 01, 2025 4:53 pm

12 Replies

1951 Views

Last post by vladkosi
Wed Feb 05, 2025 8:14 pm
+playerclass doesn't work

Last post by Enjay « Sat Feb 01, 2025 5:10 pm
Replies: 3
by SPZ1 » Sat Feb 01, 2025 3:31 pm

3 Replies

981 Views

Last post by Enjay
Sat Feb 01, 2025 5:10 pm
GZdoom 4.14 macOS apple studio displayer speaker bug

Last post by Chris « Fri Jan 17, 2025 3:29 am
Replies: 1
by RickieB » Thu Jan 16, 2025 11:11 am

1 Replies

1377 Views

Last post by Chris
Fri Jan 17, 2025 3:29 am
"Siren - C - 0.86" gives Fatal Error.

Last post by Enjay « Mon Jan 13, 2025 2:12 am
Replies: 1
by the_Jiggy_man » Sun Jan 12, 2025 11:31 pm

1 Replies

2446 Views

Last post by Enjay
Mon Jan 13, 2025 2:12 am
How to make a demo on gzdoom

Last post by undeadgamer9609 « Fri Jan 10, 2025 12:41 am
Replies: 18
by undeadgamer9609 » Mon Dec 30, 2024 4:53 pm
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18 Replies

5174 Views

Last post by undeadgamer9609
Fri Jan 10, 2025 12:41 am
The Vulkan API in gzdoom does not display deleted middle textures if texture filtering is enabled.

Last post by skaladin « Wed Jan 08, 2025 7:46 am
Replies: 4
by skaladin » Mon Jan 06, 2025 3:04 pm

4 Replies

2836 Views

Last post by skaladin
Wed Jan 08, 2025 7:46 am
HELP! i was playing Doom and accidentally changed my renderer to OpenGL ES, and now GZDoom wont open anymore!

Last post by LeoBesty « Mon Jan 06, 2025 7:05 am

by LeoBesty » Mon Jan 06, 2025 7:05 am

0 Replies

3237 Views

Last post by LeoBesty
Mon Jan 06, 2025 7:05 am
Possible Trojan

Last post by Zarrack559 « Mon Jan 06, 2025 12:06 am
Replies: 3
by Zarrack559 » Sun Jan 05, 2025 2:25 am

3 Replies

2599 Views

Last post by Zarrack559
Mon Jan 06, 2025 12:06 am
Help with Renderers lagging

Last post by eotech-2 « Sat Jan 04, 2025 7:53 pm
Replies: 11
by eotech-2 » Wed Dec 18, 2024 5:00 am

11 Replies

3023 Views

Last post by eotech-2
Sat Jan 04, 2025 7:53 pm
Trouble with PWADs on new OS

Last post by Hellser « Mon Dec 30, 2024 5:22 am
Replies: 4
by AresUII » Sat Dec 28, 2024 2:32 pm

4 Replies

2337 Views

Last post by Hellser
Mon Dec 30, 2024 5:22 am
Execution could not continue. Corrupt zlib stream

Last post by Rachael « Mon Dec 23, 2024 4:48 am
Replies: 1
by Crosma09 » Sun Dec 22, 2024 6:39 pm

1 Replies

2039 Views

Last post by Rachael
Mon Dec 23, 2024 4:48 am
Why the @#!$ is GZDoom crashing!?!?

Last post by Rachael « Mon Dec 23, 2024 2:52 am
Replies: 1
by Torterra18 » Sat Dec 21, 2024 11:47 am

1 Replies

2003 Views

Last post by Rachael
Mon Dec 23, 2024 2:52 am
Help please i get a "very fate error" for no reason

Last post by Rachael « Wed Dec 18, 2024 9:54 am
Replies: 3
by Cospi » Sun Dec 15, 2024 8:08 am

3 Replies

2175 Views

Last post by Rachael
Wed Dec 18, 2024 9:54 am

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