diff --git a/jar/PDFLibrary.jar b/jar/PDFLibrary.jar
index a84f0a47db0f9118d4d5767447dd11300870eb3e..7b21ca8413ae0c95bc5dc7898749f241d2bc89ee 100644
Binary files a/jar/PDFLibrary.jar and b/jar/PDFLibrary.jar differ
diff --git a/lib/BDPost.jar b/lib/BDPost.jar
index cfc381f61eaf70aea7fc8412e133b7c47f600d45..38cd5d131c90335dd1e5a82e127dec61b90c6bf6 100644
Binary files a/lib/BDPost.jar and b/lib/BDPost.jar differ
diff --git a/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java b/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java
index a5b0959b88e51dfb13363ef7112403eb19a8cdad..9865da4ea81fc5a501617320c23d46263c82db09 100644
--- a/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java
+++ b/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java
@@ -11,6 +11,7 @@ import fybug.nulll.pdfunctionlibrary.Processing.CheckObject;
 import fybug.nulll.pdfunctionlibrary.Processing.Stop.MaybeStop;
 import fybug.nulll.pdfunctionlibrary.Processing.Stop.Stop;
 import fybug.nulll.pdfunctionlibrary.lang.CanEmpty;
+import fybug.nulll.pdfunctionlibrary.lang.Cleanable;
 import fybug.nulll.pdfunctionlibrary.lang.ConsistentField;
 import fybug.nulll.pdfunctionlibrary.lang.MaybeSynchronized;
 
@@ -30,7 +31,7 @@ import static fybug.nulll.pdfunctionlibrary.Processing.CheckUtil.checkArrayTable
  * @param <V> 要存放的对象类型
  *
  * @author fybug
- * @version 0.0.5
+ * @version 0.0.6
  * @see Stop
  * @see ConsistentField
  * @see CanEmpty
@@ -103,7 +104,10 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
     @NotNull
     @MaybeStop
     protected
-    V getValue() {return (V) checkArrayTable(value);}
+    V getValue() {
+        Cleanable.checkClose(Cleanable.errmessage, value);
+        return (V) checkArrayTable(value);
+    }
 
     /*
      * Check
@@ -194,7 +198,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
      * <p>已实现基本抽象并处理并发</p>
      *
      * @author fybug
-     * @version 0.0.1
+     * @version 0.0.2
      * @see DataContainer
      * @since PDF 1.2 expander 2
      */
@@ -215,6 +219,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
         @NotNull
         protected
         DataContainer<V> setValue(@Nullable final V value) {
+            Cleanable.checkClose(Cleanable.errmessage, value);
             @Nullable final Object[] v;
 
             synchronized ( this ){
@@ -248,7 +253,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
      * <p>已实现基本抽象但未处理并发</p>
      *
      * @author fybug
-     * @version 0.0.1
+     * @version 0.0.2
      * @see DataContainer
      * @since PDF 1.2 expander 2
      */
@@ -269,6 +274,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
         @NotNull
         protected
         DataContainer<V> setValue(@Nullable final V value) {
+            Cleanable.checkClose(Cleanable.errmessage, value);
             @Nullable final Object[] v;
             v = this.value;
             if (CheckObject.checkNull(v).length < 1)
diff --git a/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataMap.java b/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataMap.java
index 535083ae1ce3160758012c4f05f1c97160e00527..34b4c150a80304c48a8db56bc9f9c195bba17e36 100644
--- a/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataMap.java
+++ b/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataMap.java
@@ -281,9 +281,9 @@ class DataMap<K, V> extends DataGrid<V> {
         @NoSynchronized
         public
         Object clone() throws CloneNotSupportedException {
-            @NotNull final Synchronized<K, V> dataContainer =
-                    (Synchronized<K, V>) super.clone();
-            ((Synchronized) dataContainer).keyLock = new Object();
+            @NotNull final DataMap.Synchronized<K, V> dataContainer =
+                    (DataMap.Synchronized<K, V>) super.clone();
+            ((DataMap.Synchronized) dataContainer).keyLock = new Object();
             return dataContainer;
         }
 
diff --git a/src/main/java/fybug/nulll/pdfunctionlibrary/lang/Cleanable.java b/src/main/java/fybug/nulll/pdfunctionlibrary/lang/Cleanable.java
index 45de8c34dc977761bb478e637e671a69def6e3a2..483f67105d80b3f44bdad1d74434b2237234209f 100644
--- a/src/main/java/fybug/nulll/pdfunctionlibrary/lang/Cleanable.java
+++ b/src/main/java/fybug/nulll/pdfunctionlibrary/lang/Cleanable.java
@@ -1,4 +1,8 @@
 package fybug.nulll.pdfunctionlibrary.lang;
+import com.sun.istack.internal.NotNull;
+
+import org.jetbrains.annotations.Nls;
+
 import java.io.Closeable;
 /**
  * <h2>可释放对象.</h2>
@@ -13,12 +17,19 @@ import java.io.Closeable;
  * </pre>
  *
  * @author fybug
- * @version 0.0.6
+ * @version 0.0.7
  * @see Closeable
  * @since PDF 1.2
  */
 public
 interface Cleanable extends Closeable {
+    /**
+     * <p>通用错误信息.</p>
+     *
+     * @since PDF 1.3 expander 3 fix 1
+     */
+    @NotNull String errmessage = "该对象已被关闭";
+
     /**
      * <p>清空.</p>
      * <pre>
@@ -54,4 +65,23 @@ interface Cleanable extends Closeable {
      */
     @Override
     void close();
+
+    /**
+     * <p>检查是否本对象已被关闭.</p>
+     * <pre>
+     * 关闭对象时通常会将一些私有变量设置为 {@code null} ,通过传入这些变量进行检查
+     * 并在合适的时候抛出错误
+     * </pre>
+     *
+     * @param messg 抛出的错误信息
+     * @param o     要检查的变量
+     *
+     * @since PDF 1.3 expander 3 fix 1
+     */
+    static
+    void checkClose(@NotNull @Nls String messg, @NotNull final Object... o) {
+        for ( int i = 0; i < o.length; i++ )
+            if (o[i] == null)
+                throw new Error(messg);
+    }
 }
diff --git a/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java b/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java
index 8106efae7c1c66339d6db41ecbed3e81559cd66d..2acc54f8e6577bf80c569acfee18846ac8ad3956 100644
--- a/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java
+++ b/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java
@@ -17,7 +17,7 @@ import fybug.nulll.pdfunctionlibrary.Util.Processing.Arrarys;
  * </pre>
  *
  * @author fybug
- * @version 0.0.6
+ * @version 0.0.7
  * @see ConsistentField
  * @see AutoCloseable
  * @see MaybeSynchronized
@@ -95,6 +95,7 @@ class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchroniz
     @NotNull
     public
     CloseAll toSynchronized() {
+        Cleanable.checkClose(Cleanable.errmessage, linkedList);
         if (this instanceof Synchronized)
             return this;
         @NotNull final CloseAll c = new Synchronized();
@@ -114,6 +115,7 @@ class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchroniz
     @NotNull
     public
     CloseAll removerSynchronized() {
+        Cleanable.checkClose(Cleanable.errmessage, linkedList);
         if (this instanceof CloseALL)
             return this;
         @NotNull final CloseAll c = new CloseALL();
@@ -189,7 +191,7 @@ class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchroniz
      * <h2>{@link CloseAll} 的并发处理类.</h2>
      *
      * @author fybug
-     * @version 0.0.1
+     * @version 0.0.2
      * @see CloseAll
      * @since PDF 1.2 expander 2
      */
@@ -205,6 +207,7 @@ class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchroniz
         @NotNull
         public
         CloseAll append(@Nullable final AutoCloseable... close) {
+            Cleanable.checkClose(Cleanable.errmessage, linkedList);
             Arrarys.conversionArrayType(close, (v) -> {
                 // 仅锁住该部分，可在添加的同时进行关闭
                 synchronized ( this ){
@@ -241,7 +244,7 @@ class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchroniz
      * <h2>{@link CloseAll} 的非并发处理类.</h2>
      *
      * @author fybug
-     * @version 0.0.1
+     * @version 0.0.2
      * @see CloseAll
      * @since PDF 1.2 expander 2
      */
@@ -257,6 +260,7 @@ class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchroniz
         @NotNull
         public
         CloseAll append(@Nullable final AutoCloseable... close) {
+            Cleanable.checkClose(Cleanable.errmessage, linkedList);
             Arrarys.conversionArrayType(close, (v) -> {
                 linkedList.add(v);
                 return null;