diff --git a/pages/API/get-file-system-manager/get-file-system-manager.uvue b/pages/API/get-file-system-manager/get-file-system-manager.uvue
index e2fd3a30563e905e9462630949a9d5b8c402c006..0cc90a7772d26d6e04139e53ca7bd5681d332b83 100644
--- a/pages/API/get-file-system-manager/get-file-system-manager.uvue
+++ b/pages/API/get-file-system-manager/get-file-system-manager.uvue
@@ -215,11 +215,10 @@
           complete: (res : any) => {
             console.log("complete", res)
             this.done = true
-            if (res instanceof ReadDirSuccessResult) {
-              this.fileListComplete = res.files
-            }
             if (res instanceof UniError) {
               this.lastCompleteError = res
+            } else {
+              this.fileListComplete = (res as ReadDirSuccessResult).files
             }
           }
         } as ReadDirOptions)
@@ -440,11 +439,10 @@
           complete : (res : any) => {
             console.log("complete readdir", res)
             this.done = true
-            if (res instanceof ReadDirSuccessResult) {
-              this.fileListComplete = res.files
-            }
             if (res instanceof UniError) {
               this.lastCompleteError = res
+            } else {
+              this.fileListComplete = (res as ReadDirSuccessResult).files
             }
           }
         } as ReadDirOptions)