diff --git a/tinyusb/common/verify.h b/tinyusb/common/verify.h
index 4c4dc2b6..b2d49071 100644
--- a/tinyusb/common/verify.h
+++ b/tinyusb/common/verify.h
@@ -120,8 +120,8 @@
  * - VERIFY_1ARGS : return false if failed
  * - VERIFY_2ARGS : return provided value if failed
  *------------------------------------------------------------------*/
-#define VERIFY_1ARGS(cond)            do { if (!(cond)) { hal_debugger_breakpoint(); return false; } } while(0)
-#define VERIFY_2ARGS(cond, _error)    do { if (!(cond)) { hal_debugger_breakpoint(); return _error;} } while(0)
+#define VERIFY_1ARGS(cond)            do { if (!(cond)) return false;  } while(0)
+#define VERIFY_2ARGS(cond, _error)    do { if (!(cond)) return _error; } while(0)
 
 /**
  * Check if condition is success (true), otherwise return
diff --git a/tinyusb/device/usbd.c b/tinyusb/device/usbd.c
index 5590b4bd..1ed854ca 100644
--- a/tinyusb/device/usbd.c
+++ b/tinyusb/device/usbd.c
@@ -357,6 +357,9 @@ static tusb_error_t usbd_set_configure_received(uint8_t coreid, uint8_t config_n
     }
   }
 
+  // invoke callback
+  tud_mount_cb(coreid);
+
   return TUSB_ERROR_NONE;
 }
 
@@ -421,6 +424,9 @@ void hal_dcd_bus_event(uint8_t coreid, usbd_bus_event_type_t bus_event)
       {
         if ( usbd_class_drivers[class_code].close ) usbd_class_drivers[class_code].close( coreid );
       }
+
+      // invoke callback
+      tud_umount_cb(coreid);
     break;
 
     case USBD_BUS_EVENT_UNPLUGGED : break;