diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java b/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java
index 20187bd50..94a612b66 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java
@@ -205,6 +205,7 @@ public class JDBCDefPane extends JPanel {
             jdbcDatabase = new JDBCDatabaseConnection();
         }
         this.jdbcDatabase = jdbcDatabase;
+        this.dbtypeComboBox.removeActionListener(dbtypeActionListener);
         if (ComparatorUtils.equals(jdbcDatabase.getDriver(), "sun.jdbc.odbc.JdbcOdbcDriver")
                 && jdbcDatabase.getURL().startsWith("jdbc:odbc:Driver={Microsoft")) {
             this.dbtypeComboBox.setSelectedItem("Access");
@@ -229,6 +230,7 @@ public class JDBCDefPane extends JPanel {
                 this.dbtypeComboBox.setSelectedItem(OTHER_DB);
             }
         }
+        this.dbtypeComboBox.addActionListener(dbtypeActionListener);
         this.driverComboBox.setSelectedItem(jdbcDatabase.getDriver());
         this.urlTextField.setText(jdbcDatabase.getURL());
         this.userNameTextField.setText(jdbcDatabase.getUser());
diff --git a/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java b/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java
index 62d24c56a..0d1287d8c 100644
--- a/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java
+++ b/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java
@@ -4,16 +4,11 @@ import com.fr.base.Utils;
 import com.fr.general.ComparatorUtils;
 import com.fr.stable.CoreConstants;
 import com.fr.stable.StringUtils;
-
-import javax.swing.event.CaretEvent;
-import javax.swing.event.CaretListener;
 import javax.swing.text.AttributeSet;
 import javax.swing.text.BadLocationException;
 import javax.swing.text.PlainDocument;
 import java.awt.Dimension;
 import java.awt.Toolkit;
-import java.awt.event.InputMethodEvent;
-import java.awt.event.InputMethodListener;
 
 /**
  * Number Field.
@@ -39,11 +34,6 @@ public class UINumberField extends UITextField {
 
     private boolean isContentChanged = false;
     private boolean fillNegativeNumber = true;
-    /**
-     * 输入法输入完成一个字符输入过程的标记。开始输入的时候是true，输入完矫正光标后为false
-     */
-    private boolean isInputMethodOnceInserting = false;
-    private int insertOffset = 0;
 
     public UINumberField() {
         this(MAX_INTEGERLENGTH_32, MAX_DECIMALLENGTH);
@@ -64,7 +54,6 @@ public class UINumberField extends UITextField {
         this.minValue = minValue;
         this.maxValue = maxValue;
         setFieldDocument();
-        initFieldListener();
     }
 
     public void setFieldDocument() {
@@ -72,31 +61,6 @@ public class UINumberField extends UITextField {
         initListener();
     }
 
-    private void initFieldListener() {
-        addInputMethodListener(new InputMethodListener() {
-            @Override
-            public void inputMethodTextChanged(InputMethodEvent event) {
-                isInputMethodOnceInserting = true;
-            }
-
-            @Override
-            public void caretPositionChanged(InputMethodEvent event) {
-            }
-        });
-
-        addCaretListener(new CaretListener() {
-            @Override
-            public void caretUpdate(CaretEvent e) {
-                if (isInputMethodOnceInserting) {
-                    isInputMethodOnceInserting = false;
-                    setCaretPosition(insertOffset);
-                } else {
-                    insertOffset = e.getDot();
-                }
-            }
-        });
-    }
-
     public void canFillNegativeNumber(boolean fillNegativeNumber) {
         this.fillNegativeNumber = fillNegativeNumber;
     }
@@ -221,13 +185,6 @@ public class UINumberField extends UITextField {
             super.insertString(offset, s, a);
         }
 
-        public void remove(int offs, int len) throws BadLocationException {
-            if (isInputMethodOnceInserting) {
-                return;
-            }
-            super.remove(offs, len);
-        }
-
         // kunsnat: 这种限制输入 有个不好的地方, 比如删除时: 10.1  最大值限定100, 那么就删除中间的小数点之后变为101, 超出了100.
         // 但是直接限制不能删除中间类似小数点, 那么也可能遇到: 最小值10 , 从100变化到其中的19, 就很难..
         private boolean notChange(String strNew) {