fixing small problems:

* unscoped controller
* gc'ed bindings

src/main/java/org/cryptomator/ui/health/CheckStateIconView.java

@@ -1,6 +1,7 @@
 package org.cryptomator.ui.health;
 
 import com.tobiasdiez.easybind.EasyBind;
+import com.tobiasdiez.easybind.Subscription;
 import com.tobiasdiez.easybind.optional.OptionalBinding;
 import org.cryptomator.cryptofs.health.api.DiagnosticResult;
 import org.cryptomator.ui.controls.FontAwesome5Icon;
@@ -8,6 +9,7 @@ import org.cryptomator.ui.controls.FontAwesome5IconView;
 
 import javafx.beans.property.ObjectProperty;
 import javafx.beans.property.SimpleObjectProperty;
+import java.util.List;
 import java.util.Optional;
 
 public class CheckStateIconView extends FontAwesome5IconView {
@@ -15,17 +17,20 @@ public class CheckStateIconView extends FontAwesome5IconView {
 	private final ObjectProperty<Check> check = new SimpleObjectProperty<>();
 	private final OptionalBinding<Check.CheckState> state;
 	private final OptionalBinding<DiagnosticResult.Severity> severity;
+	private List<Subscription> subscriptions;
 
 	public CheckStateIconView() {
 		super();
 		this.getStyleClass().remove("glyph-icon");
 		this.state = EasyBind.wrapNullable(check).mapObservable(Check::stateProperty);
 		this.severity = EasyBind.wrapNullable(check).mapObservable(Check::highestResultSeverityProperty);
-		glyphProperty().bind(EasyBind.combine(state, severity, this::glyphForState));
-		EasyBind.includeWhen(getStyleClass(), "glyph-icon-muted", glyphProperty().isEqualTo(FontAwesome5Icon.INFO_CIRCLE));
-		EasyBind.includeWhen(getStyleClass(), "glyph-icon-primary", glyphProperty().isEqualTo(FontAwesome5Icon.CHECK));
-		EasyBind.includeWhen(getStyleClass(), "glyph-icon-orange", glyphProperty().isEqualTo(FontAwesome5Icon.EXCLAMATION_TRIANGLE));
-		EasyBind.includeWhen(getStyleClass(), "glyph-icon-red", glyphProperty().isEqualTo(FontAwesome5Icon.TIMES));
+		glyphProperty().bind(EasyBind.combine(state, severity, this::glyphForState)); //TODO: does the binding need to be stored?
+		this.subscriptions = List.of(
+			EasyBind.includeWhen(getStyleClass(), "glyph-icon-muted", glyphProperty().isEqualTo(FontAwesome5Icon.INFO_CIRCLE)),
+			EasyBind.includeWhen(getStyleClass(), "glyph-icon-primary", glyphProperty().isEqualTo(FontAwesome5Icon.CHECK)),
+			EasyBind.includeWhen(getStyleClass(), "glyph-icon-orange", glyphProperty().isEqualTo(FontAwesome5Icon.EXCLAMATION_TRIANGLE)),
+			EasyBind.includeWhen(getStyleClass(), "glyph-icon-red", glyphProperty().isEqualTo(FontAwesome5Icon.TIMES))
+		);
 	}
 
 	private FontAwesome5Icon glyphForState(Optional<Check.CheckState> state, Optional<DiagnosticResult.Severity> severity) {

src/main/java/org/cryptomator/ui/health/ResultListCellController.java

@@ -1,6 +1,7 @@
 package org.cryptomator.ui.health;
 
 import com.tobiasdiez.easybind.EasyBind;
+import com.tobiasdiez.easybind.Subscription;
 import com.tobiasdiez.easybind.optional.OptionalBinding;
 import org.cryptomator.ui.common.FxController;
 import org.cryptomator.ui.controls.FontAwesome5Icon;
@@ -18,6 +19,8 @@ import javafx.beans.property.ObjectProperty;
 import javafx.beans.property.SimpleObjectProperty;
 import javafx.fxml.FXML;
 import javafx.scene.control.Button;
+import java.util.ArrayList;
+import java.util.List;
 
 // unscoped because each cell needs its own controller
 public class ResultListCellController implements FxController {
@@ -38,6 +41,7 @@ public class ResultListCellController implements FxController {
 	private final BooleanBinding fixable;
 	private final BooleanBinding fixing;
 	private final BooleanBinding fixed;
+	private final List<Subscription> subscriptions;
 
 	public FontAwesome5IconView iconView;
 	public Button fixButton;
@@ -52,16 +56,19 @@ public class ResultListCellController implements FxController {
 		this.fixable = Bindings.createBooleanBinding(this::isFixable, fixState);
 		this.fixing = Bindings.createBooleanBinding(this::isFixing, fixState);
 		this.fixed = Bindings.createBooleanBinding(this::isFixed, fixState);
+		this.subscriptions = new ArrayList<>();
 	}
 
 	@FXML
 	public void initialize() {
 		// see getGlyph() for relevant glyphs:
 		iconView.getStyleClass().remove("glyph-icon");
-		EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-muted", iconView.glyphProperty().isEqualTo(INFO_ICON));
-		EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-primary", iconView.glyphProperty().isEqualTo(GOOD_ICON));
-		EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-orange", iconView.glyphProperty().isEqualTo(WARN_ICON));
-		EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-red", iconView.glyphProperty().isEqualTo(CRIT_ICON));
+		subscriptions.addAll(List.of(
+				EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-muted", iconView.glyphProperty().isEqualTo(INFO_ICON)), //
+				EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-primary", iconView.glyphProperty().isEqualTo(GOOD_ICON)), //
+				EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-orange", iconView.glyphProperty().isEqualTo(WARN_ICON)), //
+				EasyBind.includeWhen(iconView.getStyleClass(), "glyph-icon-red", iconView.glyphProperty().isEqualTo(CRIT_ICON))) //
+		);
 	}
 
 	@FXML

src/main/java/org/cryptomator/ui/health/StartFailController.java

@@ -14,6 +14,7 @@ import javafx.beans.property.StringProperty;
 import javafx.fxml.FXML;
 import javafx.stage.Stage;
 
+@HealthCheckScoped
 public class StartFailController implements FxController {
 
 	@Inject