diff --git a/src/plugins/coreplugin/dialogs/settingsdialog.cpp b/src/plugins/coreplugin/dialogs/settingsdialog.cpp
index 05912c00872..2322a2486d4 100644
--- a/src/plugins/coreplugin/dialogs/settingsdialog.cpp
+++ b/src/plugins/coreplugin/dialogs/settingsdialog.cpp
@@ -480,10 +480,16 @@ void SettingsDialog::showPage(const Id pageId)
         return; // Unknown settings page, probably due to missing plugin.
 
     if (initialCategoryIndex != -1) {
-        const QModelIndex modelIndex = m_proxyModel->mapFromSource(m_model->index(initialCategoryIndex));
+        QModelIndex modelIndex = m_proxyModel->mapFromSource(m_model->index(initialCategoryIndex));
+        if (!modelIndex.isValid()) { // filtered out, so clear filter first
+            m_filterLineEdit->setText(QString());
+            modelIndex = m_proxyModel->mapFromSource(m_model->index(initialCategoryIndex));
+        }
         m_categoryList->setCurrentIndex(modelIndex);
-        if (initialPageIndex != -1)
-            categories.at(initialCategoryIndex)->tabWidget->setCurrentIndex(initialPageIndex);
+        if (initialPageIndex != -1) {
+            if (QTC_GUARD(categories.at(initialCategoryIndex)->tabWidget))
+                categories.at(initialCategoryIndex)->tabWidget->setCurrentIndex(initialPageIndex);
+        }
     }
 }
 
diff --git a/src/plugins/git/gitclient.h b/src/plugins/git/gitclient.h
index bfc98aa5c07..126461636fe 100644
--- a/src/plugins/git/gitclient.h
+++ b/src/plugins/git/gitclient.h
@@ -113,10 +113,10 @@ public:
         void stashPrompt(const QString &command, const QString &statusOutput, QString *errorMessage);
         void executeStash(const QString &command, QString *errorMessage);
 
-        StashResult m_stashResult;
+        StashResult m_stashResult = NotStashed;
         QString m_message;
         QString m_workingDir;
-        StashFlag m_flags;
+        StashFlag m_flags = Default;
         PushAction m_pushAction = NoPush;
     };
 
diff --git a/src/plugins/projectexplorer/projecttree.cpp b/src/plugins/projectexplorer/projecttree.cpp
index 1774d8ee0f2..1c115a34897 100644
--- a/src/plugins/projectexplorer/projecttree.cpp
+++ b/src/plugins/projectexplorer/projecttree.cpp
@@ -208,10 +208,16 @@ void ProjectTree::update(Node *node, Project *project)
         }
     }
 
-    if (!node && Core::EditorManager::currentDocument()) {
-        connect(Core::EditorManager::currentDocument(), &Core::IDocument::changed,
-                this, &ProjectTree::updateExternalFileWarning,
-                Qt::UniqueConnection);
+    if (Core::IDocument *document = Core::EditorManager::currentDocument()) {
+        if (node) {
+            disconnect(document, &Core::IDocument::changed,
+                       this, &ProjectTree::updateExternalFileWarning);
+            document->infoBar()->removeInfo(EXTERNAL_FILE_WARNING);
+        } else {
+            connect(document, &Core::IDocument::changed,
+                    this, &ProjectTree::updateExternalFileWarning,
+                    Qt::UniqueConnection);
+        }
     }
 
     if (changedNode) {
diff --git a/src/plugins/qbsprojectmanager/qbsproject.cpp b/src/plugins/qbsprojectmanager/qbsproject.cpp
index 7b6709abcd9..da7c5a2d295 100644
--- a/src/plugins/qbsprojectmanager/qbsproject.cpp
+++ b/src/plugins/qbsprojectmanager/qbsproject.cpp
@@ -201,8 +201,21 @@ static void collectFilesForProject(const qbs::ProjectData &project, Project::Fil
         }
         if (mode & Project::GeneratedFiles) {
             foreach (const qbs::ProductData &prd, project.products()) {
-                foreach (const qbs::ArtifactData &artifact, prd.generatedArtifacts())
-                    result.insert(artifact.filePath());
+                foreach (const qbs::ArtifactData &artifact, prd.generatedArtifacts()) {
+                    // A list of human-readable file types that we can reasonably expect
+                    // to get generated during a build. Extend as needed.
+                    static const QSet<QString> sourceTags = {
+                        QLatin1String("c"), QLatin1String("cpp"), QLatin1String("hpp"),
+                        QLatin1String("objc"), QLatin1String("objcpp"),
+                        QLatin1String("c_pch_src"), QLatin1String("cpp_pch_src"),
+                        QLatin1String("objc_pch_src"), QLatin1String("objcpp_pch_src"),
+                        QLatin1String("asm"), QLatin1String("asm_cpp"),
+                        QLatin1String("linkerscript"),
+                        QLatin1String("qrc"), QLatin1String("java.java")
+                    };
+                    if (artifact.fileTags().toSet().intersects(sourceTags))
+                        result.insert(artifact.filePath());
+                }
             }
         }
     }