diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/TreeTableDataComboBox.java b/designer-base/src/main/java/com/fr/design/data/datapane/TreeTableDataComboBox.java
index a19de0d602..8954d12593 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/TreeTableDataComboBox.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/TreeTableDataComboBox.java
@@ -13,7 +13,6 @@ import com.fr.design.data.tabledata.wrapper.TableDataWrapper;
 import com.fr.design.data.tabledata.wrapper.TemplateTableDataWrapper;
 import com.fr.design.gui.icombobox.UIComboBox;
 import com.fr.design.gui.icombobox.UIComboBoxRenderer;
-import com.fr.security.encryption.transmission.TransmissionEncryptionManager;
 import com.fr.stable.StringUtils;
 import com.fr.workspace.server.repository.connection.ConnectionRepository;
 import com.fr.workspace.server.repository.tabledata.TableDataRepository;
@@ -73,14 +72,11 @@ public class TreeTableDataComboBox extends UIComboBox {
         Map<String, TableData> map = new HashMap<>();
 		final Map<String, Connection> connectionMap = ConnectionInfoBeanHelper.createConnectionMap(ConnectionRepository.getInstance().getAll());
 		try {
-			TransmissionEncryptionManager.setTransEncryptionLevel(1);
 			for (ServerDataSetBean bean : beans) {
 				map.put(bean.getDatasetName() , TableDataBeanHelper.getTableDataSet(connectionMap, bean.getDatasetType(), bean.getDatasetData()));
 			}
 		} catch (Exception e) {
 			throw new RuntimeException(e);
-		} finally {
-			TransmissionEncryptionManager.removeTransEncryptionLevel();
 		}
 		for (Map.Entry<String, TableData> entry : map.entrySet()) {
 			TableData tableData = entry.getValue();