Because the sorayuki/obs-multi-rtmp plugin is necessary and the flatpak version does not support it (let me know if there is any way to do it), I had to instal the rpm version
Please see the log below.
QSocketNotifier: Can only be used with threads started with QThread
debug: Found portal inhibitor
Attempted path: share/obs/obs-studio/locale/en-US.ini
Attempted path: /usr/share/obs/obs-studio/locale/en-US.ini
Attempted path: share/obs/obs-studio/locale.ini
Attempted path: /usr/share/obs/obs-studio/locale.ini
Attempted path: share/obs/obs-studio/locale/en-GB.ini
Attempted path: /usr/share/obs/obs-studio/locale/en-GB.ini
info: Using preferred locale 'en-GB'
Attempted path: share/obs/obs-studio/themes/Yami.qss
Attempted path: /usr/share/obs/obs-studio/themes/Yami.qss
info: Platform: Wayland
info: CPU Name: AMD Ryzen 7 4700U with Radeon Graphics
info: CPU Speed: 1664.135MHz
info: Physical Cores: 8, Logical Cores: 8
info: Physical Memory: 15373MB Total, 906MB Free
info: Kernel Version: Linux 6.1.6-200.fc37.x86_64
info: Distribution: "Fedora Linux" 37
info: Session Type: wayland
info: Qt Version: 5.15.8 (runtime), 5.15.8 (compiled)
info: Portable mode: false
Attempted path: share/obs/obs-studio/themes/Dark/no_sources.svg
Attempted path: /usr/share/obs/obs-studio/themes/Dark/no_sources.svg
QMetaObject::connectSlotsByName: No matching signal for on_tbar_position_valueChanged(int)
QMetaObject::connectSlotsByName: No matching signal for on_actionShowTransitionProperties_triggered()
QMetaObject::connectSlotsByName: No matching signal for on_actionHideTransitionProperties_triggered()
info: OBS 28.1.2 (linux)
info: ---------------------------------
info: ---------------------------------
info: audio settings reset:
samples per sec: 48000
speakers: 2
max buffering: 960 milliseconds
buffering type: dynamically increasing
info: ---------------------------------
info: Initializing OpenGL...
info: Using EGL/Wayland
info: Initialized EGL 1.5
info: Loading up OpenGL on adapter AMD AMD Radeon Graphics (renoir, LLVM 15.0.6, DRM 3.49, 6.1.6-200.fc37.x86_64)
info: OpenGL loaded successfully, version 4.6 (Core Profile) Mesa 22.3.3, shading language 4.60
info: ---------------------------------
info: video settings reset:
base resolution: 1920x1080
output resolution: 1280x720
downscale filter: Bicubic
fps: 30/1
format: NV12
YUV mode: Rec. 709/Partial
info: NV12 texture support not available
info: P010 texture support not available
info: Audio monitoring device:
name: Default
id: default
info: ---------------------------------
warning: Failed to load 'en-US' text for module: 'decklink-captions.so'
warning: Failed to load 'en-US' text for module: 'decklink-output-ui.so'
libDeckLinkAPI.so: cannot open shared object file: No such file or directory
warning: A DeckLink iterator could not be created. The DeckLink drivers may not be installed
warning: Failed to initialize module 'decklink.so'
warning: Failed to load 'en-GB' text for module: 'frontend-tools.so'
warning: Failed to load 'en-GB' text for module: 'linux-alsa.so'
warning: Failed to load 'en-GB' text for module: 'linux-capture.so'
warning: Failed to load 'en-GB' text for module: 'linux-jack.so'
warning: Failed to load 'en-GB' text for module: 'linux-pipewire.so'
info: [pipewire] Available captures:
info: [pipewire] - Desktop capture
info: [pipewire] - Window capture
warning: Failed to load 'en-GB' text for module: 'linux-pulseaudio.so'
info: FFMPEG VAAPI supported
warning: Failed to load 'en-GB' text for module: 'obs-libfdk.so'
warning: Failed to load 'en-GB' text for module: 'obs-multi-rtmp.so'
Segmentation fault (core dumped)
Please see the log below.
QSocketNotifier: Can only be used with threads started with QThread
debug: Found portal inhibitor
Attempted path: share/obs/obs-studio/locale/en-US.ini
Attempted path: /usr/share/obs/obs-studio/locale/en-US.ini
Attempted path: share/obs/obs-studio/locale.ini
Attempted path: /usr/share/obs/obs-studio/locale.ini
Attempted path: share/obs/obs-studio/locale/en-GB.ini
Attempted path: /usr/share/obs/obs-studio/locale/en-GB.ini
info: Using preferred locale 'en-GB'
Attempted path: share/obs/obs-studio/themes/Yami.qss
Attempted path: /usr/share/obs/obs-studio/themes/Yami.qss
info: Platform: Wayland
info: CPU Name: AMD Ryzen 7 4700U with Radeon Graphics
info: CPU Speed: 1664.135MHz
info: Physical Cores: 8, Logical Cores: 8
info: Physical Memory: 15373MB Total, 906MB Free
info: Kernel Version: Linux 6.1.6-200.fc37.x86_64
info: Distribution: "Fedora Linux" 37
info: Session Type: wayland
info: Qt Version: 5.15.8 (runtime), 5.15.8 (compiled)
info: Portable mode: false
Attempted path: share/obs/obs-studio/themes/Dark/no_sources.svg
Attempted path: /usr/share/obs/obs-studio/themes/Dark/no_sources.svg
QMetaObject::connectSlotsByName: No matching signal for on_tbar_position_valueChanged(int)
QMetaObject::connectSlotsByName: No matching signal for on_actionShowTransitionProperties_triggered()
QMetaObject::connectSlotsByName: No matching signal for on_actionHideTransitionProperties_triggered()
info: OBS 28.1.2 (linux)
info: ---------------------------------
info: ---------------------------------
info: audio settings reset:
samples per sec: 48000
speakers: 2
max buffering: 960 milliseconds
buffering type: dynamically increasing
info: ---------------------------------
info: Initializing OpenGL...
info: Using EGL/Wayland
info: Initialized EGL 1.5
info: Loading up OpenGL on adapter AMD AMD Radeon Graphics (renoir, LLVM 15.0.6, DRM 3.49, 6.1.6-200.fc37.x86_64)
info: OpenGL loaded successfully, version 4.6 (Core Profile) Mesa 22.3.3, shading language 4.60
info: ---------------------------------
info: video settings reset:
base resolution: 1920x1080
output resolution: 1280x720
downscale filter: Bicubic
fps: 30/1
format: NV12
YUV mode: Rec. 709/Partial
info: NV12 texture support not available
info: P010 texture support not available
info: Audio monitoring device:
name: Default
id: default
info: ---------------------------------
warning: Failed to load 'en-US' text for module: 'decklink-captions.so'
warning: Failed to load 'en-US' text for module: 'decklink-output-ui.so'
libDeckLinkAPI.so: cannot open shared object file: No such file or directory
warning: A DeckLink iterator could not be created. The DeckLink drivers may not be installed
warning: Failed to initialize module 'decklink.so'
warning: Failed to load 'en-GB' text for module: 'frontend-tools.so'
warning: Failed to load 'en-GB' text for module: 'linux-alsa.so'
warning: Failed to load 'en-GB' text for module: 'linux-capture.so'
warning: Failed to load 'en-GB' text for module: 'linux-jack.so'
warning: Failed to load 'en-GB' text for module: 'linux-pipewire.so'
info: [pipewire] Available captures:
info: [pipewire] - Desktop capture
info: [pipewire] - Window capture
warning: Failed to load 'en-GB' text for module: 'linux-pulseaudio.so'
info: FFMPEG VAAPI supported
warning: Failed to load 'en-GB' text for module: 'obs-libfdk.so'
warning: Failed to load 'en-GB' text for module: 'obs-multi-rtmp.so'
Segmentation fault (core dumped)