[TIMOB-26433] same error with sdk 7.4.0 GA --> TIMOB-26109 Xcode 10: Cannot build modules with the new (default) build system

I have reproduced the error again. I don´t know the reason, this is my log. Its seems all its ok. Any ideas? Thanks in advance. 2018-9-27 22:48:21 Operating System Name = Mac OS X Version = 10.13.6 Architecture = 64bit CPUs = 8 Memory = 8589934592 Node.js Node.js Version = 9.2.1 npm Version = 5.5.1 Titanium CLI CLI Version = 5.1.1 Titanium SDK SDK Version = 7.4.0.GA SDK Path = /Users/user1/Library/Application Support/Titanium/mobilesdk/osx/7.4.0.GA Target Platform = iphone Command /Users/user1/.nvm/versions/node/v9.2.1/bin/node /Users/user1/.appcelerator/install/7.0.6/package/node_modules/titanium/lib/titanium.js build --platform ios --log-level trace --sdk 7.4.0.GA --project-dir /Users/user1/Documents/app --target simulator --ios-version 12.0 --device-family universal --deploy-type development --device-id 53FAF1A3-224E-4BE5-8315-7D04DA01E8BE --skip-js-minify --no-colors --no-progress-bars --no-prompt --prompt-type socket-bundle --prompt-port 49199 --config-file /var/folders/jq/rlqcc3v10_9_y__l4fsmjvkh0000gn/T/build-1538081291744.json --no-banner --project-dir /Users/user1/Documents/app [TRACE] [ioslib] Validating iOS Simulator UDID 53FAF1A3-........ [TRACE] [ioslib] Found iOS Simulator UDID 53FAF1A3......... [TRACE] [ioslib] Selected iOS Simulator: iPhone 6 [TRACE] [ioslib] UDID = 53FAF1A3-........... [TRACE] [ioslib] iOS = 12.0 error: [INFO] : Cleaning Xcode derived data [ERROR] : note: Using new build system [ERROR] : error: Could not delete /Users/user1/Documents/app/build/iphone/build because it was not created by the build system and it is not a subfolder of derived data. [ERROR] : ** CLEAN FAILED **