# Namespace issue when building for Plugin for InDesign 2025

**URL:** <https://forums.creativeclouddeveloper.com/t/namespace-issue-when-building-for-plugin-for-indesign-2025/9459>\
**Category:** InDesign\
**Created:** [February 19, 2025, 2:10pm UTC](https://forums.creativeclouddeveloper.com/t/namespace-issue-when-building-for-plugin-for-indesign-2025/9459 "2025-02-19T14:10:01Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Abbe83](https://avatars.discourse-cdn.com/v4/letter/a/90db22/32.png) [@Abbe83](https://forums.creativeclouddeveloper.com/u/Abbe83)\
**Post date:** [February 19, 2025, 2:10pm UTC](https://forums.creativeclouddeveloper.com/t/namespace-issue-when-building-for-plugin-for-indesign-2025/9459/1 "2025-02-19T14:10:02Z")

</div>

Hi all, would really appreciate feedback why I am getting this issue in Xcode when trying to build plugin that I got from developer. I have updated a lot, as this plugin was last build for version 2020. Here are some of the issues:

I have many similar issues so will just post a few:  
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.2.sdk/usr/include/c++/v1/\_\_string/char\_traits.h:216:17 No member named ‘\_\_constexpr\_memcmp’ in namespace ‘std’

in file included from /Users/abrahamgeorges/Documents/PluginSDKRoot/InDesign Plugin GC/2020to2025/…/…/SDK/plugin\_sdk\_20.1.0.071/source/precomp/gcc/PluginPrefix.pch:30:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/precomp/common/ShukHeaders.cp:52:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/includes/InterfacePtr.h:76:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/interfaces/architecture/IDataBase.h:37:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/includes/IDFile.h:36:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/includes/PMString.h:31:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/includes/UnicodeSavvyString.h:44:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/includes/StringStorage.h:29:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/includes/IDThreading.h:31:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/source/public/includes/IDThreadingPrimitives.h:33:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/external/macos/include/boost/type\_traits.hpp:98:  
in file included from …/…/SDK/plugin\_sdk\_20.1.0.071/external/macos/include/boost/type\_traits/is\_complex.hpp:12:  
in file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.2.sdk/usr/include/c++/v1/complex:243:  
in file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.2.sdk/usr/include/c++/v1/sstream:191:  
in file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.2.sdk/usr/include/c++/v1/istream:165:  
in file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.2.sdk/usr/include/c++/v1/ostream:170:  
in file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.2.sdk/usr/include/c++/v1/bitset:131:  
in file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.2.sdk/usr/include/c++/v1/string:561:

I believe one issue is that for following:  
#define \_\_cplusplus 199711L (from Terminal) so trying to fix that.