diff --git a/Documents/DevDocument_ZH.md b/Documents/DevDocument_ZH.md
index 188cede..c06dc2c 100644
--- a/Documents/DevDocument_ZH.md
+++ b/Documents/DevDocument_ZH.md
@@ -11,9 +11,9 @@
  | pLocal       +-------------->                 |
  +--------------+              |                 |
                                |  pIn (bb/oper)  |
- +--------------+              |                 |
- | pIn (bb)     +-------------->       /         |
- +--------------+              |                 |
+ +----------------+            |                 |
+ | pIn (bb/oper)  +------------>       /         |
+ +----------------+            |                 |
                                |   pTarget (bb)  |
  +----------------+            |                 |
  | pOut (bb/oper) +------------>                 |
@@ -22,9 +22,9 @@
 
 
 
-+------------------+           +--------------+
-|                  +-----------> pOut (bb)    |
-|                  |           +--------------+
++------------------+           +-----------------+
+|                  +-----------> pOut (bb/oper)  |
+|                  |           +-----------------+
 | pOut (bb/oper)   |
 |                  |           +--------------+
 |                  +-----------> pLocal       |
diff --git a/SuperScriptDecorator/DecoratorBB.py b/SuperScriptDecorator/DecoratorBB.py
index 1537fc5..cb1d33c 100644
--- a/SuperScriptDecorator/DecoratorBB.py
+++ b/SuperScriptDecorator/DecoratorBB.py
@@ -82,7 +82,7 @@ class BlocksFactory(object):
         # read datas
         for (output_obj, output_type, output_is_bb, ) in envir.m_Cursor.fetchall():
             # check dup
-            if output_obj in envir.m_WalkedOper:
+            if output_obj in envir.m_WalkedOper or output_obj not in self.__AllOper:
                 continue
             envir.m_WalkedOper.add(output_obj)
 
diff --git a/SuperScriptMaterializer/doc_export.cpp b/SuperScriptMaterializer/doc_export.cpp
index 641c541..16068f8 100644
--- a/SuperScriptMaterializer/doc_export.cpp
+++ b/SuperScriptMaterializer/doc_export.cpp
@@ -138,7 +138,7 @@ namespace SSMaterializer {
 					{
 						//pOper only have pIn.
 						mDb->mDbHelper.script_pLink.input_type = DataStruct::pLinkInputOutputType_PIN;
-						mDb->mDbHelper.script_pLink.input_is_bb = TRUE;
+						mDb->mDbHelper.script_pLink.input_is_bb = FALSE;
 						mDb->mDbHelper.script_pLink.input_index = ((CKParameterOperation*)ss_Owner)->GetInParameter1() == sharedSource ? 0 : 1;
 						break;
 					}