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Editorial Team
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Asked: 2026-05-26T03:54:14+00:00

This error is only produced when the scheme set to Distribution and not Debug.

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This error is only produced when the scheme set to Distribution and not Debug. Any ideas?

ld: duplicate symbol _OBJC_CLASS_$_TouchTrailLayer in
/Users/myname/Library/Developer/Xcode/DerivedData/Flashlight-gmurejxadxglkncisufsozykekdz/Build/Products/Distribution-iphoneos/libcocos2d
libraries.a(TouchTrailLayer.o) and
/Users/myname/Library/Developer/Xcode/DerivedData/Flashlight-gmurejxadxglkncisufsozykekdz/Build/Intermediates/Flashlight.build/Distribution-iphoneos/Flashlight.build/Objects-normal/armv7/TouchTrailLayer.o
for architecture armv7

Command
/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/clang++
failed with exit code 1

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1 Answer

  1. Editorial Team

    It looks like you’ve included cocos2d‘s source files in your project but also linked against libcocos2dlibraries. You should remove the source files for cocos2d from your project if you’re linking to the .a.

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