Crash on removing RunConfigurations by editing the pro file

Task: 250759

src/plugins/projectexplorer/project.cpp

@@ -453,6 +453,7 @@ void Project::addRunConfiguration(QSharedPointer<RunConfiguration> runConfigurat
         return;
     }
     m_runConfigurations.push_back(runConfiguration);
+    emit addedRunConfiguration(runConfiguration->name());
 }
 
 void Project::removeRunConfiguration(QSharedPointer<RunConfiguration> runConfiguration)
@@ -460,14 +461,19 @@ void Project::removeRunConfiguration(QSharedPointer<RunConfiguration> runConfigu
     if(!m_runConfigurations.contains(runConfiguration)) {
         qWarning()<<"Not removing runConfiguration"<<runConfiguration->name()<<"becasue it doesn't exist";
         return;
-    }
+    }   
-    m_runConfigurations.removeOne(runConfiguration);
+
     if (m_activeRunConfiguration == runConfiguration) {
-        if (m_runConfigurations.isEmpty())
+        if (m_runConfigurations.size() <= 1)
             setActiveRunConfiguration(QSharedPointer<RunConfiguration>(0));
+        else if (m_runConfigurations.at(0) == m_activeRunConfiguration)
+            setActiveRunConfiguration(m_runConfigurations.at(1));
         else
             setActiveRunConfiguration(m_runConfigurations.at(0));
     }
+
+    m_runConfigurations.removeOne(runConfiguration);
+    emit removedRunConfiguration(runConfiguration->name());    
 }
 
 QSharedPointer<RunConfiguration> Project::activeRunConfiguration() const

src/plugins/projectexplorer/project.h

@@ -140,6 +140,8 @@ signals:
     void fileListChanged();
     void activeBuildConfigurationChanged();
     void activeRunConfigurationChanged();
+    void removedRunConfiguration(const QString &name);
+    void addedRunConfiguration(const QString &name);
     // This signal is jut there for updating the tree list in the buildsettings wizard
     void buildConfigurationDisplayNameChanged(const QString &buildConfiguraiton);
 

src/plugins/projectexplorer/runsettingspropertiespage.cpp

@@ -189,6 +189,15 @@ RunSettingsWidget::RunSettingsWidget(Project *project)
     connect(m_ui->removeToolButton, SIGNAL(clicked(bool)),
             this, SLOT(removeRunConfiguration()));
 
+    connect(m_project, SIGNAL(removedRunConfiguration(QString)),
+            this, SLOT(initRunConfigurationComboBox()));
+
+    connect(m_project, SIGNAL(addedRunConfiguration(QString)),
+            this, SLOT(initRunConfigurationComboBox()));
+
+    connect(m_project, SIGNAL(activeRunConfigurationChanged()),
+            this, SLOT(activeRunConfigurationChanged()));
+
     initRunConfigurationComboBox();
     const QList<QSharedPointer<RunConfiguration> > runConfigurations = m_project->runConfigurations();
     for (int i=0; i<runConfigurations.size(); ++i) {
@@ -285,6 +294,14 @@ void RunSettingsWidget::activateRunConfiguration(int index)
     m_ui->groupBox->layout()->addWidget(m_runConfigurationWidget);
 }
 
+void RunSettingsWidget::activeRunConfigurationChanged()
+{
+    QSharedPointer<RunConfiguration> active = m_project->activeRunConfiguration();
+    delete m_runConfigurationWidget;
+    m_runConfigurationWidget = active->configurationWidget();
+    m_ui->groupBox->layout()->addWidget(m_runConfigurationWidget);
+}
+
 void RunSettingsWidget::nameChanged()
 {
     RunConfiguration *rc = qobject_cast<RunConfiguration *>(sender());

src/plugins/projectexplorer/runsettingspropertiespage.h

@@ -77,9 +77,9 @@ private slots:
     void addRunConfiguration();
     void removeRunConfiguration();
     void nameChanged();
-
-private:
     void initRunConfigurationComboBox();
+    void activeRunConfigurationChanged();
+private:
     Project *m_project;
     RunConfigurationsModel *m_runConfigurationsModel;
     Ui::RunSettingsPropertiesPage *m_ui;