diff --git a/drivermanger.cpp b/drivermanger.cpp
index 98b7ca7..58332f8 100644
--- a/drivermanger.cpp
+++ b/drivermanger.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2022 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
@@ -117,6 +117,7 @@ void DriverManger::enrollStop(QString actionId, ErrMsgInfo &errMsgInfo)
         }
     }
     qDebug() << "start Erollthread stop";
+    m_spErollthread->m_stopCapture = true;
     QMetaObject::invokeMethod(m_spErollthread.data(), "Stop",
                               Qt::BlockingQueuedConnection);
     m_actionMap.remove(actionId);
diff --git a/workmodule.cpp b/workmodule.cpp
index c538578..60a28ef 100644
--- a/workmodule.cpp
+++ b/workmodule.cpp
@@ -111,11 +111,22 @@ void ErollThread::sendCapture(QImage &img)
     }
 
     unsigned long countSize = size;
+    int retryCount = 0;
     while (countSize > 0 && !m_stopCapture) {
         long sendSize = write(m_fileSocket, &buf[size - countSize], static_cast<size_t>(countSize));
         if (sendSize < 0) {
-            continue;
+            if (errno == EAGAIN || errno == EWOULDBLOCK) {
+                retryCount++;
+                if (retryCount > 100) {
+                    break;
+                }
+                QThread::msleep(1);
+                continue;
+            }
+            qWarning() << "write error:" << strerror(errno);
+            break;
         }
+        retryCount = 0;
         countSize -= static_cast<unsigned long>(sendSize);
     }
     free(buf);
diff --git a/workmodule.h b/workmodule.h
index 3dc5873..5d7ff35 100644
--- a/workmodule.h
+++ b/workmodule.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2022 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
@@ -6,6 +6,7 @@
 #define WORKMODULE_H
 
 #include <QCamera>
+#include <atomic>
 #include <memory>
 #include <unistd.h>
 #include <QDebug>
@@ -46,6 +47,9 @@ private Q_SLOTS:
     void captureError(int err, QImageCapture::Error, const QString &errorString);
     void processCapturedImage(int id, const QImage &preview);
 
+public:
+    std::atomic<bool> m_stopCapture;
+
 private:
     QScopedPointer<QCamera> m_camera;
     QScopedPointer<QImageCapture> m_imageCapture;
@@ -53,7 +57,6 @@ private Q_SLOTS:
     QString m_actionId;
     int m_fileSocket;
     bool m_bFirst;
-    bool m_stopCapture;
     bool m_checkDone;
 };