diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/task/CompletableFutureTask.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/task/CompletableFutureTask.java
index ab8f486cf..399ae7a52 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/task/CompletableFutureTask.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/task/CompletableFutureTask.java
@@ -17,9 +17,10 @@
  */
 package org.jackhuang.hmcl.task;
 
+import org.jackhuang.hmcl.util.Lang;
+
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CompletionException;
-import java.util.concurrent.ExecutionException;
 
 public abstract class CompletableFutureTask<T> extends Task<T> {
 
@@ -29,18 +30,11 @@ public abstract class CompletableFutureTask<T> extends Task<T> {
 
     public abstract CompletableFuture<T> getFuture(TaskCompletableFuture executor);
 
-    protected static Throwable resolveException(Throwable e) {
-        if (e instanceof ExecutionException || e instanceof CompletionException)
-            return resolveException(e.getCause());
-        else
-            return e;
-    }
-
     public static class CustomException extends RuntimeException {}
 
     protected static CompletableFuture<Void> breakable(CompletableFuture<?> future) {
         return future.thenApplyAsync(unused1 -> (Void) null).exceptionally(throwable -> {
-            if (resolveException(throwable) instanceof CustomException) return null;
+            if (Lang.resolveException(throwable) instanceof CustomException) return null;
             else throw new CompletionException(throwable);
         });
     }