Musescore 4.2.1-1 crashes when trying to open some files

Hello! suddenly musescore started to crash when I tried to open some scores that I created recently and that opened until last week. With older scores it opens without any problem. Below is the error message I get back. I am using Musescore 4.2.1-1, on Manjaro with Plasma KDE. I hope you can help me. Thank you very much.
PS: sorry for my English, but I don’t speak the language and I used a translator.

mscore Actividad\ 2A\ -\ componer\ desde\ la\ secuencia.mscz
18:58:29.972 | INFO  | main_thread     | GlobalModule::onPreInit | log path: /home/manu/.local/share/MuseScore/MuseScore4/logs/MuseScore_240314_185829.log
18:58:29.972 | INFO  | main_thread     | GlobalModule::onPreInit | === Started MuseScore 4.2.1, build number  ===
18:58:29.973 | WARN  | main_thread     | IpcSocket::connect | failed connect to server
18:58:29.974 | WARN  | main_thread     | IpcSocket::connect | failed connect to server
18:58:29.974 | INFO  | main_thread     | IpcSocket::connect | success connected to ipc server
18:58:29.974 | INFO  | 140549423666880 | IpcServer::listen | id: "8c7e5043a35341d8885eac845cb8b0dc"
18:58:30.008 | WARN  | main_thread     | DiagnosticsModule::onInit | crash handling disabled
18:58:30.135 | WARN  | main_thread     | Qt              | QIODevice::read (QFile, "/home/manu/.local/share/MuseScore/MuseScore4/shortcuts.xml"): device not open
18:58:30.135 | WARN  | main_thread     | Qt              | QIODevice::read (QFile, "/home/manu/.local/share/MuseScore/MuseScore4/midi_mappings.xml"): device not open
18:58:30.189 | WARN  | main_thread     | AbstractCloudService::readTokens | Could not find the tokens file: /home/manu/.local/share/MuseScore/MuseScore4/musescorecom_cred.dat
18:58:30.189 | WARN  | main_thread     | AbstractCloudService::readTokens | Could not find the tokens file: /home/manu/.local/share/MuseScore/MuseScore4/audiocom_cred.dat
18:58:30.562 | ERROR | main_thread     | PluginsConfiguration::updatePluginsConfiguration | [401] El archivo no existe
18:58:31.808 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.808 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.809 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.809 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.810 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.810 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.811 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.811 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.812 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.812 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.813 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.813 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.814 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.814 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.815 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.815 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:31.816 | ERROR | main_thread     | App::run        | error: qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"

18:58:31.816 | WARN  | main_thread     | Qt              | qrc:/qml/MuseScore/UiComponents/FlatButton.qml:179:5: QML Loader: Binding loop detected for property "itemImplicitWidth"
18:58:33.113 | INFO  | main_thread     | ActionsDispatcher::dispatch | try call action: file-open
18:58:33.113 | INFO  | main_thread     | ProjectActionsController::openProject | Try open project: url = "file:///archivos/Documentos/teoría musical/cresciente/cresciente - cursos/C2: Ampliando el lenguaje (Armonía y Composición)/actividades/Actividad 2A/Actividad 2A - componer desde la secuencia.mscz" , displayNameOverride = ""
Fatal (internal) error in ../opus-1.5.1/src/opus_decoder.c, line 108: assertion failed: st->stream_channels == 1 || st->stream_channels == 2
zsh: IOT instruction (core dumped)  mscore Actividad\ 2A\ -\ componer\ desde\ la\ secuencia.mscz