diff --git a/maomao.c b/maomao.c
index 98bff527..ef7ce5f0 100644
--- a/maomao.c
+++ b/maomao.c
@@ -3487,7 +3487,7 @@ keypress(struct wl_listener *listener, void *data)
     event->state == WL_KEYBOARD_KEY_STATE_RELEASED &&
     (keycode == 133 || keycode == 37 || keycode == 64 || keycode == 50 ||
      keycode == 134 || keycode == 105 || keycode == 108 || keycode == 62) &&
-    selmon->sel) {
+    selmon && selmon->sel) {
     if (selmon->isoverview && selmon->sel) {
       toggleoverview(&(Arg){.i = -1});
     }
@@ -6337,8 +6337,10 @@ updatemons(struct wl_listener *listener, void *data)
 
 	if (selmon && selmon->wlr_output->enabled) {
 		wl_list_for_each(c, &clients, link) {
-			if (!c->mon && client_surface(c)->mapped)
+			if (!c->mon && client_surface(c)->mapped) {
 				setmon(c, selmon, c->tags);
+        reset_foreign_tolevel(c);
+      }
 		}
 		focusclient(focustop(selmon), 1);
 		if (selmon->lock_surface) {
diff --git a/preset_config.h b/preset_config.h
index 9073eac6..535655cd 100644
--- a/preset_config.h
+++ b/preset_config.h
@@ -29,7 +29,7 @@ double default_mfact = 0.55f;               // master 窗口比例
 double default_smfact = 0.5f;               // 第一个stack窗口比例
 unsigned int default_nmaster = 1;           // 默认master数量
 /* logging */
-int log_level = WLR_DEBUG;
+int log_level = WLR_ERROR;
 unsigned int numlockon = 1; // 是否打开右边小键盘
 unsigned int capslock = 0; // 是否启用快捷键