SourceCode/Code2026/CoreLibrary/Implement/i_AecDbXEquipment.cpp

@@ -245,15 +245,6 @@ Acad::ErrorStatus AecDbXEquipment::copyFrom(const AcRxObject* pSrc)
 	AssertWriteEnabled();
 	AecDbXEquipment *pSrcEqu = AecDbXEquipment::cast(pSrc);
 	if (!pSrcEqu) return Acad::eInvalidInput;
-
-	// 基类链通过 CopyObject(dwgOut -> dwgIn) 深拷参数，dwgInFields 内会重建 m_pImpl
-	Acad::ErrorStatus es = AecDbBDPipeBase::copyFrom(pSrc);
-	if (es != Acad::eOk) return es;
-
-	if (!m_pImpl)
-		m_pImpl = createParamEquImpl(GetType(), false);
-
-	// 放在重建之后：工厂里的 getInterfaces 可能覆盖读进来的管嘴
 	m_interfaces = pSrcEqu->m_interfaces;
 	return Acad::eOk;
 }
@@ -268,10 +259,11 @@ Acad::ErrorStatus AecDbXEquipment::copyFrom2(const AcRxObject* pSrc)
 
 	// 先克隆成功再替换：cloneImpl 在源对象没有 impl 时返回 NULL
 	XEquipmentImplBase *pNewImpl = pSrcEqu->cloneImpl(&m_mapSpecXData);
-	DELETE_PTR(m_pImpl);
-	m_pImpl = pNewImpl;
-	if (!m_pImpl)
-		m_pImpl = createParamEquImpl(GetType(), false);
+	if (pNewImpl)
+	{
+		DELETE_PTR(m_pImpl);
+		m_pImpl = pNewImpl;
+	}
 	return Acad::eOk;
 }