diff --git a/src/CBasic/CBasicDefine.h b/src/CBasic/CBasicDefine.h
index 8c83e299..1d3d68df 100644
--- a/src/CBasic/CBasicDefine.h
+++ b/src/CBasic/CBasicDefine.h
@@ -19,6 +19,14 @@ namespace CGraph {                                                      \
 
 CGRAPH_NAMESPACE_BEGIN
 
+#define CGRAPH_INTERNAL_NAMESPACE_BEGIN                                 \
+namespace internal {                                                    \
+
+#define CGRAPH_INTERNAL_NAMESPACE_END                                   \
+} /* end of namespace internal */                                       \
+
+CGRAPH_INTERNAL_NAMESPACE_BEGIN
+
 using CCHAR = char;
 using CUINT = unsigned int;
 using CVOID = void;
@@ -32,6 +40,7 @@ using CDOUBLE = double;
 using CCONSTR = const char*;
 using CSIZE = size_t;
 
+CGRAPH_INTERNAL_NAMESPACE_END
 CGRAPH_NAMESPACE_END
 
 #endif //CGRAPH_CBASICDEFINE_H
diff --git a/src/CBasic/CException.h b/src/CBasic/CException.h
index 90335f44..7bafc07b 100644
--- a/src/CBasic/CException.h
+++ b/src/CBasic/CException.h
@@ -15,6 +15,7 @@
 #include "CStrDefine.h"
 
 CGRAPH_NAMESPACE_BEGIN
+CGRAPH_INTERNAL_NAMESPACE_BEGIN
 
 class CEXCEPTION : public std::exception {
 public:
@@ -39,6 +40,7 @@ class CEXCEPTION : public std::exception {
     std::string exception_info_;            // 异常状态信息
 };
 
+CGRAPH_INTERNAL_NAMESPACE_END
 CGRAPH_NAMESPACE_END
 
 #endif //CGRAPH_CEXCEPTION_H
diff --git a/src/CBasic/CStatus.h b/src/CBasic/CStatus.h
index 3d68f975..ca417b90 100644
--- a/src/CBasic/CStatus.h
+++ b/src/CBasic/CStatus.h
@@ -15,6 +15,7 @@
 #include "CStrDefine.h"
 
 CGRAPH_NAMESPACE_BEGIN
+CGRAPH_INTERNAL_NAMESPACE_BEGIN
 
 /**
  * 说明：
@@ -66,7 +67,7 @@ class CSTATUS {
     }
 
     CSTATUS& operator=(const CSTATUS& status) {
-        if (!status.isOK()) {
+        if (this->error_code_ != status.error_code_) {
             // 如果status是正常的话，则所有数据保持不变
             this->error_code_ = status.error_code_;
             this->error_info_ = status.error_info_;
@@ -89,6 +90,15 @@ class CSTATUS {
         return (*this);
     }
 
+    /**
+     * 恢复状态信息
+     */
+    void reset() {
+        this->error_code_ = STATUS_OK;
+        this->error_info_.clear();
+        this->error_locate_.clear();
+    }
+
     /**
      * 获取异常值信息
      * @return
@@ -143,6 +153,7 @@ class CSTATUS {
     std::string error_locate_;                       // 错误发生的具体位置，形如：file|function|line
 };
 
+CGRAPH_INTERNAL_NAMESPACE_END
 CGRAPH_NAMESPACE_END
 
 #endif //CGRAPH_CSTATUS_H
diff --git a/src/CBasic/CValType.h b/src/CBasic/CValType.h
index 267942f6..6a43b4eb 100644
--- a/src/CBasic/CValType.h
+++ b/src/CBasic/CValType.h
@@ -13,27 +13,27 @@
 #include "CStatus.h"
 #include "CException.h"
 
-using CChar = CGraph::CCHAR;
-using CUint = CGraph::CUINT;
-using CSize = CGraph::CSIZE;
-using CVoid = CGraph::CVOID;
-using CVoidPtr = CGraph::CVOID *;
-using CInt = CGraph::CINT;
-using CLong = CGraph::CLONG;
-using CULong = CGraph::CULONG;
-using CBool = CGraph::CBOOL;
-using CIndex = CGraph::CINT;                // 表示标识信息，可以为负数
-using CFloat = CGraph::CFLOAT;
-using CDouble = CGraph::CDOUBLE;
-using CConStr = CGraph::CCONSTR;             // 表示 const char*
-using CBigBool = CGraph::CBIGBOOL;
+using CChar = CGraph::internal::CCHAR;
+using CUint = CGraph::internal::CUINT;
+using CSize = CGraph::internal::CSIZE;
+using CVoid = CGraph::internal::CVOID;
+using CVoidPtr = CGraph::internal::CVOID *;
+using CInt = CGraph::internal::CINT;
+using CLong = CGraph::internal::CLONG;
+using CULong = CGraph::internal::CULONG;
+using CBool = CGraph::internal::CBOOL;
+using CIndex = CGraph::internal::CINT;                // 表示标识信息，可以为负数
+using CFloat = CGraph::internal::CFLOAT;
+using CDouble = CGraph::internal::CDOUBLE;
+using CConStr = CGraph::internal::CCONSTR;             // 表示 const char*
+using CBigBool = CGraph::internal::CBIGBOOL;
 
-using CLevel = CGraph::CINT;
-using CSec = CGraph::CLONG;                  // 表示秒信息, for second
-using CMSec = CGraph::CLONG;                 // 表示毫秒信息, for millisecond
-using CFMSec = CGraph::CDOUBLE;              // 表示毫秒信息，包含小数点信息
+using CLevel = CGraph::internal::CINT;
+using CSec = CGraph::internal::CLONG;                  // 表示秒信息, for second
+using CMSec = CGraph::internal::CLONG;                 // 表示毫秒信息, for millisecond
+using CFMSec = CGraph::internal::CDOUBLE;              // 表示毫秒信息，包含小数点信息
 
-using CStatus = CGraph::CSTATUS;
-using CException = CGraph::CEXCEPTION;
+using CStatus = CGraph::internal::CSTATUS;
+using CException = CGraph::internal::CEXCEPTION;
 
 #endif //CGRAPH_CVALTYPE_H
diff --git a/src/GraphCtrl/GraphElement/GElement.cpp b/src/GraphCtrl/GraphElement/GElement.cpp
index 7def4bc1..1041ddb9 100644
--- a/src/GraphCtrl/GraphElement/GElement.cpp
+++ b/src/GraphCtrl/GraphElement/GElement.cpp
@@ -317,7 +317,7 @@ CBool GElement::isMutable() const {
 
 
 CStatus GElement::crashed(const CException& ex) {
-    return CStatus(STATUS_CRASH, ex.what(), CGRAPH_GET_LOCATE);
+    return CStatus(internal::STATUS_CRASH, ex.what(), CGRAPH_GET_LOCATE);
 }
 
 
diff --git a/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.cpp b/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.cpp
index a096ade3..c6b815e8 100644
--- a/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.cpp
+++ b/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.cpp
@@ -47,11 +47,12 @@ CStatus GMutable::run() {
 
     /**
      * 1. 初始化内容
-     * 2. 通过外部复写 translate()，来实现关系设定。其中，通过 --> 设定的，是会自动恢复visible的
+     * 2. 通过外部复写 reshape()，来实现关系设定。其中，通过 --> 设定的，是会自动恢复visible的
      * 3. 通过 manager 执行
      */
     setup();
-    convert(group_elements_arr_);
+    status = reshape(group_elements_arr_);
+    CGRAPH_FUNCTION_CHECK_STATUS
 
     status = manager_->process({group_elements_arr_.begin(), group_elements_arr_.end()});
     CGRAPH_FUNCTION_END
diff --git a/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.h b/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.h
index 21555133..da90e6e8 100644
--- a/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.h
+++ b/src/GraphCtrl/GraphElement/GGroup/GMutable/GMutable.h
@@ -17,11 +17,11 @@ CGRAPH_NAMESPACE_BEGIN
 class GMutable : public GGroup {
 protected:
     /**
-     * 修改内部数据的
+     * 重新设定内部数据的结构信息
      * @param elements
      * @return
      */
-    virtual CVoid convert(GElementPtrArr& elements) = 0;
+    virtual CStatus reshape(GElementPtrArr& elements) = 0;
 
     explicit GMutable();
 
diff --git a/src/GraphCtrl/GraphPipeline/GPipeline.cpp b/src/GraphCtrl/GraphPipeline/GPipeline.cpp
index 50d7dbe3..581fcb38 100644
--- a/src/GraphCtrl/GraphPipeline/GPipeline.cpp
+++ b/src/GraphCtrl/GraphPipeline/GPipeline.cpp
@@ -185,6 +185,7 @@ CStatus GPipeline::dump(std::ostream& oss) {
     }
 
     oss << "}\n\n";
+    std::cout.unsetf(std::ios::fixed);
     CGRAPH_FUNCTION_END
 }
 
diff --git a/tutorial/MyGMutable/MyMutable.h b/tutorial/MyGMutable/MyMutable.h
index e5f50e91..4e651a4f 100644
--- a/tutorial/MyGMutable/MyMutable.h
+++ b/tutorial/MyGMutable/MyMutable.h
@@ -14,7 +14,7 @@
 
 class MyMutable : public CGraph::GMutable {
 public:
-    CVoid convert(CGraph::GElementPtrArr& elements) override {
+    CStatus reshape(CGraph::GElementPtrArr& elements) override {
         auto param = CGRAPH_GET_GPARAM_WITH_NO_EMPTY(MyParam, "param1")
         int count = param->iCount % 4;
         if (0 == count) {
@@ -36,6 +36,8 @@ class MyMutable : public CGraph::GMutable {
         } else {
             CGraph::CGRAPH_ECHO("---- run nothing");    // 理论不会进入这种情况
         }
+
+        return CStatus();
     }
 };