ASAN:DEADLYSIGNAL
=================================================================
==9665==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7f090bc379e5 bp 0x7f08d437e648 sp 0x7fff2d673608 T0)
==9665==The signal is caused by a READ memory access.
==9665==Hint: address points to the zero page.
    #0 0x7f090bc379e4 in QQmlData::wasDeleted(QObject const*) ../../include/QtQml/5.12.2/QtQml/private/../../../../../src/qml/qml/qqmldata_p.h:333
    #1 0x7f090bc379e4 in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) ../../include/QtQml/5.12.2/QtQml/private/../../../../../src/qml/jsruntime/qv4qobjectwrapper_p.h:209
    #2 0x7f090bc5ac95 in loadProperty jsruntime/qv4qobjectwrapper.cpp:135
    #3 0x7f090bc5bb42 in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const jsruntime/qv4qobjectwrapper.cpp:333
    #4 0x7f090bc5bd71 in QV4::QObjectWrapper::virtualGet(QV4::Managed const*, QV4::PropertyKey, QV4::Value const*, bool*) jsruntime/qv4qobjectwrapper.cpp:705
    #5 0x7f090bcdd047 in QV4::Object::get(QV4::StringOrSymbol*, bool*, QV4::Value const*) const jsruntime/qv4object_p.h:308
    #6 0x7f090bcdd047 in QV4::Runtime::method_loadProperty(QV4::ExecutionEngine*, QV4::Value const&, int) jsruntime/qv4runtime.cpp:984
    #7 0x7f090bc742d4 in QV4::Moth::VME::interpret(QV4::CppStackFrame*, QV4::ExecutionEngine*, char const*) jsruntime/qv4vme_moth.cpp:590
    #8 0x7f090bc78558 in QV4::Moth::VME::exec(QV4::CppStackFrame*, QV4::ExecutionEngine*) jsruntime/qv4vme_moth.cpp:441
    #9 0x7f090bc0f4f5 in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) jsruntime/qv4function.cpp:68
    #10 0x7f090bd78cc7 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) qml/qqmljavascriptexpression.cpp:216
    #11 0x7f090bd7d579 in QQmlBinding::evaluate(bool*) qml/qqmlbinding.cpp:209
    #12 0x7f090bd82171 in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) qml/qqmlbinding.cpp:245
    #13 0x7f090bd7ed52 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) qml/qqmlbinding.cpp:185
    #14 0x7f090bcfccc9 in QQmlData::flushPendingBindingImpl(QQmlPropertyIndex) qml/qqmlengine.cpp:957
    #15 0x7f090bc5afaf in QQmlData::flushPendingBinding(QObject*, QQmlPropertyIndex) ../../include/QtQml/5.12.2/QtQml/private/../../../../../src/qml/qml/qqmldata_p.h:420
    #16 0x7f090bc5afaf in QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, bool) jsruntime/qv4qobjectwrapper.cpp:236
    #17 0x7f090bc5bb42 in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const jsruntime/qv4qobjectwrapper.cpp:333
    #18 0x7f090bc5bd71 in QV4::QObjectWrapper::virtualGet(QV4::Managed const*, QV4::PropertyKey, QV4::Value const*, bool*) jsruntime/qv4qobjectwrapper.cpp:705
    #19 0x7f090bcdd047 in QV4::Object::get(QV4::StringOrSymbol*, bool*, QV4::Value const*) const jsruntime/qv4object_p.h:308
    #20 0x7f090bcdd047 in QV4::Runtime::method_loadProperty(QV4::ExecutionEngine*, QV4::Value const&, int) jsruntime/qv4runtime.cpp:984
    #21 0x7f090bc742d4 in QV4::Moth::VME::interpret(QV4::CppStackFrame*, QV4::ExecutionEngine*, char const*) jsruntime/qv4vme_moth.cpp:590
    #22 0x7f090bc78558 in QV4::Moth::VME::exec(QV4::CppStackFrame*, QV4::ExecutionEngine*) jsruntime/qv4vme_moth.cpp:441
    #23 0x7f090bc0f4f5 in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) jsruntime/qv4function.cpp:68
    #24 0x7f090bd78cc7 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) qml/qqmljavascriptexpression.cpp:216
    #25 0x7f090bd7d579 in QQmlBinding::evaluate(bool*) qml/qqmlbinding.cpp:209
    #26 0x7f090bd82171 in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) qml/qqmlbinding.cpp:245
    #27 0x7f090bd7ed52 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) qml/qqmlbinding.cpp:185
    #28 0x7f090bd8bcc0 in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) qml/qqmlobjectcreator.cpp:1347
    #29 0x7f090bd12166 in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) qml/qqmlcomponent.cpp:923
    #30 0x7f090bd12281 in QQmlComponentPrivate::completeCreate() qml/qqmlcomponent.cpp:959
    #31 0x7f090bd12079 in QQmlComponent::create(QQmlContext*) qml/qqmlcomponent.cpp:785
    #32 0x7f090cc08bae in QQuickView::continueExecute() items/qquickview.cpp:477
    #33 0x7f090cc08fee in QQuickViewPrivate::execute() items/qquickview.cpp:107
    #34 0x56245dcff5ce in Ms::QmlDockWidget::setSource(QUrl const&) /media/antonio/Mint0/MuseScore_addresssanitizer/mscore/qmldockwidget.cpp:181
    #35 0x56245dc06003 in Ms::PaletteWidget::PaletteWidget(Ms::PaletteWorkspace*, QQmlEngine*, QWidget*, QFlags<Qt::WindowType>) /media/antonio/Mint0/MuseScore_addresssanitizer/mscore/palette/palettewidget.cpp:46
    #36 0x56245cff6336 in Ms::MuseScore::showPalette(bool) /media/antonio/Mint0/MuseScore_addresssanitizer/mscore/menus.cpp:1189
    #37 0x56245d07997c in Ms::MuseScore::readSettings() /media/antonio/Mint0/MuseScore_addresssanitizer/mscore/musescore.cpp:4561
    #38 0x56245d0b590c in main /media/antonio/Mint0/MuseScore_addresssanitizer/mscore/musescore.cpp:7773
    #39 0x7f090a5f8b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #40 0x56245cb9eea9 in _start (/usr/local/bin/mscore+0xd46ea9)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV ../../include/QtQml/5.12.2/QtQml/private/../../../../../src/qml/qml/qqmldata_p.h:333 in QQmlData::wasDeleted(QObject const*)
==9665==ABORTING