diff --git a/src/utils/stream.js b/src/utils/stream.js
index c8c80f8b..ae2b5f43 100644
--- a/src/utils/stream.js
+++ b/src/utils/stream.js
@@ -42,6 +42,11 @@ function zipFiles(zipName, files) {
                     .pipeTo(zipFileOutputStream)
                     .then(() => {
                         console.log("同步下载打包结束时间：" + new Date());
+                        resolve(true)
+                    }).catch(err => {
+                        console.log(err);
+                        resolve(false)
+                    }).finally(() => {
                         store.dispatch('trials/setUnLock', false)
                         readableZipStream = null;
                         zipFileOutputStream = null;
@@ -51,20 +56,9 @@ function zipFiles(zipName, files) {
                             })
                             Url = null
                         }
-                        resolve(true)
-                    }).catch(err => {
-                        console.log(err);
-                        readableZipStream = null;
-                        zipFileOutputStream = null;
-                        if (Url && Url.length > 0) {
-                            Url.forEach(url => {
-                                URL.revokeObjectURL(url)
-                            })
-                            Url = null
-                        }
-                        resolve(false)
                     });
             } else {
+                store.dispatch('trials/setUnLock', false)
                 readableZipStream = null;
                 zipFileOutputStream = null;
                 if (Url && Url.length > 0) {
@@ -91,13 +85,13 @@ async function updateFile(file, name) {
             // file = decodeUtf8(file);
             let res = await fetch(file);
             res.body.pipeTo(fileOutputStream).then(() => {
-                store.dispatch('trials/setUnLock', true)
-                fileOutputStream = null;
                 resolve(true)
             }).catch(err => {
                 console.log(err)
-                fileOutputStream = null;
                 resolve(false)
+            }).finally(() => {
+                store.dispatch('trials/setUnLock', false)
+                fileOutputStream = null;
             });
         } catch (err) {
             console.log(err)
@@ -138,13 +132,17 @@ function downloadFileToUrl(url) {
         xhr.open('GET', url);
         xhr.responseType = 'arraybuffer';
         xhr.onload = function () {
-            const arraybuffer = xhr.response;
-            let dataset = dcmjs.data.DicomMessage.readFile(arraybuffer)
-            let newDicomFile = dataset.write({ fragmentMultiframe: false, startOffset: false }) // fragmentMultiframe 原始数据是否进行分割
-            const bufferArray = new Uint8Array(newDicomFile)
-            const blob = new Blob([bufferArray], { type: 'application/octet-stream' })
-            const href = URL.createObjectURL(blob)
-            resolve(href)
+            try {
+                const arraybuffer = xhr.response;
+                let dataset = dcmjs.data.DicomMessage.readFile(arraybuffer)
+                let newDicomFile = dataset.write({ fragmentMultiframe: false, startOffset: false }) // fragmentMultiframe 原始数据是否进行分割
+                const bufferArray = new Uint8Array(newDicomFile)
+                const blob = new Blob([bufferArray], { type: 'application/octet-stream' })
+                const href = URL.createObjectURL(blob)
+                resolve(href)
+            } catch (err) {
+                reject(err);
+            }
         };
         xhr.send();
     })