Error:Execution failed for task ':app:dexDebug'.
> com.android.ide.common.internal.LoggedErrorException: Failed to run command:
D:\Android\android-sdk\build-tools\21.1.1\dx.bat --dex --no-optimize --output E:\开源学习\Canvas\app\build\intermediates\dex\debug --input-list=E:\学习\Canvas\app\build\intermediates\tmp\dex\debug\inputList.txt
Error Code:
1
Output:
UNEXPECTED TOP-LEVEL EXCEPTION:
java.lang.RuntimeException: E:\寮?婧愬涔燶Canvas\app\build\intermediates\classes\debug: file not found
at com.android.dex.util.FileUtils.readFile(FileUtils.java:51)
at com.android.dx.cf.direct.ClassPathOpener.processOne(ClassPathOpener.java:169)
at com.android.dx.cf.direct.ClassPathOpener.process(ClassPathOpener.java:144)
at com.android.dx.command.dexer.Main.processOne(Main.java:632)
at com.android.dx.command.dexer.Main.processAllFiles(Main.java:510)
at com.android.dx.command.dexer.Main.runMonoDex(Main.java:279)
at com.android.dx.command.dexer.Main.run(Main.java:245)
at com.android.dx.command.dexer.Main.main(Main.java:214)
at com.android.dx.command.Main.main(Main.java:106)
历经艰辛，期初以为是编译器有bug，或者是ADT的问题，使用其他人的办法也没有解决问题。几天探索，后来将工程从中文路径下移到英文路径，结果就好了。
总结下：
Android Studio 下，工程路径绝对不要用中文命名，一律用英文!