Added fail-safe

app/src/main/java/eu/faircode/email/Helper.java

@@ -1885,47 +1885,52 @@ public class Helper {
                         field.setAccessible(true);
 
                         if (!ftype.isArray()) {
-                            if (Animator.class.isAssignableFrom(type)) {
-                                Animator animator = (Animator) field.get(instance);
-                                if (animator != null) {
-                                    sb.append(" animator");
-                                    if (animator.isStarted())
-                                        animator.cancel();
-                                    animator.setTarget(null);
+                            try {
+                                if (View.class.isAssignableFrom(type)) {
+                                    View v = (View) field.get(instance);
+                                    if (v != null) {
+                                        sb.append(" tag");
+                                        v.setTag(null);
+                                    }
                                 }
-                            }
 
-                            if (Snackbar.class.isAssignableFrom(type)) {
-                                Snackbar snackbar = (Snackbar) field.get(instance);
-                                if (snackbar != null) {
-                                    sb.append(" action");
-                                    snackbar.setAction(null, null);
+                                if (TextView.class.isAssignableFrom(type)) {
+                                    TextView tv = (TextView) field.get(instance);
+                                    if (tv != null) {
+                                        sb.append(" text");
+                                        tv.setText(null);
+                                        sb.append(" drawables");
+                                        tv.setCompoundDrawables(null, null, null, null);
+                                    }
                                 }
-                            }
 
-                            if (View.class.isAssignableFrom(type)) {
-                                View v = (View) field.get(instance);
-                                if (v != null) {
-                                    sb.append(" tag");
-                                    v.setTag(null);
+                                if (ImageView.class.isAssignableFrom(type)) {
+                                    ImageView iv = (ImageView) field.get(instance);
+                                    if (iv != null) {
+                                        sb.append(" drawable");
+                                        iv.setImageDrawable(null);
+                                    }
                                 }
-                            }
-                            if (TextView.class.isAssignableFrom(type)) {
-                                TextView tv = (TextView) field.get(instance);
-                                if (tv != null) {
-                                    sb.append(" text");
-                                    tv.setText(null);
-                                    sb.append(" drawables");
-                                    tv.setCompoundDrawables(null, null, null, null);
+
+                                if (Animator.class.isAssignableFrom(type)) {
+                                    Animator animator = (Animator) field.get(instance);
+                                    if (animator != null) {
+                                        sb.append(" animator");
+                                        if (animator.isStarted())
+                                            animator.cancel();
+                                        animator.setTarget(null);
+                                    }
                                 }
-                            }
 
-                            if (ImageView.class.isAssignableFrom(type)) {
-                                ImageView iv = (ImageView) field.get(instance);
-                                if (iv != null) {
-                                    sb.append(" drawable");
-                                    iv.setImageDrawable(null);
+                                if (Snackbar.class.isAssignableFrom(type)) {
+                                    Snackbar snackbar = (Snackbar) field.get(instance);
+                                    if (snackbar != null) {
+                                        sb.append(" action");
+                                        snackbar.setAction(null, null);
+                                    }
                                 }
+                            } catch (Throwable ex) {
+                                Log.e(ex);
                             }
                         }