Fixed NullPointerException when a version not exists.

2016-03-15 18:49:31 +08:00
parent cafcf458b8
commit f6d5dd5a82
5 changed files with 12 additions and 5 deletions
--- a/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/util/tasks/TaskWindow.java
+++ b/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/util/tasks/TaskWindow.java
@@ -322,7 +322,8 @@ public class TaskWindow extends javax.swing.JDialog
        boolean flag;

        public TaskWindowFactory append(Task t) {
-            ll.add(t);
+            if (t != null)
+                ll.add(t);
            return this;
        }