diff --git a/src/Modules/Tabs/CodeEditor/codeeditortab.cpp b/src/Modules/Tabs/CodeEditor/codeeditortab.cpp
index 89f49734..e31cd0f0 100644
--- a/src/Modules/Tabs/CodeEditor/codeeditortab.cpp
+++ b/src/Modules/Tabs/CodeEditor/codeeditortab.cpp
@@ -112,7 +112,7 @@ CodeEditorTab::CodeEditorTab(QWidget* parent)
     connect(m_replaceButton, &QPushButton::clicked, this, &CodeEditorTab::replaceCurrent);
     connect(m_replaceAllButton, &QPushButton::clicked, this, &CodeEditorTab::replaceAll);
     connect(m_searchCloseButton, &QPushButton::clicked, this, &CodeEditorTab::closeSearchBar);
-    connect(m_matchCaseCheckBox, &QCheckBox::stateChanged, this, [this](int) {
+    connect(m_matchCaseCheckBox, &QCheckBox::checkStateChanged, this, [this](Qt::CheckState) {
         updateSearchUi();
     });
 
diff --git a/src/Modules/Tabs/Disassembler/disassemblertab.cpp b/src/Modules/Tabs/Disassembler/disassemblertab.cpp
index dd057c3a..9447a15e 100644
--- a/src/Modules/Tabs/Disassembler/disassemblertab.cpp
+++ b/src/Modules/Tabs/Disassembler/disassemblertab.cpp
@@ -1034,7 +1034,7 @@ void DisassemblerTab::setFunctionsList(const QVector<DisasmFunction> &funcs)
 
     for (const auto &f : sorted) {
         auto *it = new QListWidgetItem(QString("%1  %2").arg(f.address, f.name), m_funcList);
-        it->setData(Qt::UserRole, f.address); 
+        it->setData(Qt::UserRole, f.address);
     }
 }
 
diff --git a/src/app/IDEWindow/idewindow.cpp b/src/app/IDEWindow/idewindow.cpp
index 92cdc1dc..27e2ed6f 100644
--- a/src/app/IDEWindow/idewindow.cpp
+++ b/src/app/IDEWindow/idewindow.cpp
@@ -18,7 +18,7 @@ IDEWindow::IDEWindow(const QString &ProjectPath, QWidget *parent)
 
     // - - Menu Bar - -
     auto const menu = menuBar();
-    MenuBarBuilder const *menuBarBuilder = new MenuBarBuilder(menu, this);
+    MenuBarBuilder menuBarBuilder(menu, this);
     menu->setNativeMenuBar(false);
 
     // - - Widgets - -
diff --git a/src/core/file/FileDataBuffer.cpp b/src/core/file/FileDataBuffer.cpp
index 5acfa249..95fceab6 100644
--- a/src/core/file/FileDataBuffer.cpp
+++ b/src/core/file/FileDataBuffer.cpp
@@ -79,7 +79,10 @@ void FileDataBuffer::loadData(const QByteArray& data)
     resetOverlayLocked();
     m_undoStack.clear();
     m_redoStack.clear();
-    m_originalHash = qHash(data, 0);
+    QCryptographicHash hash(QCryptographicHash::Sha256);
+    hash.addData(data);
+    m_originalHash = 0;
+    memcpy(&m_originalHash, hash.result().constData(), qMin(static_cast<qsizetype>(sizeof(m_originalHash)), hash.result().size()));
     locker.unlock();
     emit dataChanged();
 }
diff --git a/src/core/modules/ModuleManager.h b/src/core/modules/ModuleManager.h
index 34f9f159..2c2816dc 100644
--- a/src/core/modules/ModuleManager.h
+++ b/src/core/modules/ModuleManager.h
@@ -22,7 +22,7 @@ class ModuleManager {
     static ModuleManager& instance();
 
     template<typename T>
-    void registerModule(std::function<QString()> name, const QString &group, std::function<T*()> creator, int position = 0) const {
+    void registerModule(std::function<QString()> name, const QString &group, std::function<T*()> creator, int position = 0) {
         ModuleDescription<T> desc{
             std::move(creator),
             std::move(name),
diff --git a/src/widgets/filetreepanel.cpp b/src/widgets/filetreepanel.cpp
index 0e863c31..6186e8ee 100644
--- a/src/widgets/filetreepanel.cpp
+++ b/src/widgets/filetreepanel.cpp
@@ -111,7 +111,10 @@ void FileTreePanel::open() {
 }
 
 void FileTreePanel::remove() const {
-    const QString body = tr("Are you sure you want to delete the file \"%1\"?").arg(m_fileModel->fileName(getSourceIndex()));
+    const QModelIndex srcIdx = getSourceIndex();
+    if (!srcIdx.isValid()) return;
+
+    const QString body = tr("Are you sure you want to delete the file \"%1\"?").arg(m_fileModel->fileName(srcIdx));
 
     QMessageBox confirmRemove(QMessageBox::Question, tr("Delete"), body, QMessageBox::NoButton);
     [[maybe_unused]] const auto yes = confirmRemove.addButton(tr("Yes"), QMessageBox::YesRole);
@@ -121,7 +124,7 @@ void FileTreePanel::remove() const {
     const auto reply = confirmRemove.clickedButton();
     if (reply == no) return;
 
-    m_fileModel->remove(getSourceIndex());
+    m_fileModel->remove(srcIdx);
 }
 
 QModelIndex FileTreePanel::getSourceIndex() const{