El texto del error es el siguiente:
Information:Total time: 25.626 secs
Information:BUILD FAILED
Error:Execution failed for task ':app:mergeDebugResources'.
> Error: Some file crunching failed, see logs for details
Information:Gradle tasks [:app:generateDebugSources, :app:mockableAndroidJar, :app:prepareDebugUnitTestDependencies, :app:generateDebugAndroidTestSources]
Information:0 warnings
Information:2 errors
Error:Some file crunching failed, see logs for details
Information:See complete output in console
Me aparece el error en la ventana de 0: Messages
En la ventana de Gradle Console esto:
Executing tasks: [:app:generateDebugSources, :app:mockableAndroidJar, :app:prepareDebugUnitTestDependencies, :app:generateDebugAndroidTestSources]
Configuration on demand is an incubating feature.
Incremental java compilation is an incubating feature.
:app:preBuild UP-TO-DATE
:app:preDebugBuild UP-TO-DATE
:app:checkDebugManifest
:app:preReleaseBuild UP-TO-DATE
:app:prepareComAndroidSupportAppcompatV72220Library
:app:prepareComAndroidSupportCardviewV72220Library
:app:prepareComAndroidSupportDesign2220Library
:app:prepareComAndroidSupportSupportV42220Library
:app:prepareDebugDependencies
:app:compileDebugAidl UP-TO-DATE
:app:compileDebugRenderscript UP-TO-DATE
:app:generateDebugBuildConfig UP-TO-DATE
:app:generateDebugResValues UP-TO-DATE
:app:generateDebugResources UP-TO-DATE
:app:mergeDebugResources
AAPT err(Facade for 86114619): libpng error: Not a PNG file
AAPT err(Facade for 217546270): libpng error: Not a PNG file
AAPT err(Facade for 86114619): libpng error: Not a PNG file
AAPT err(Facade for 86114619): libpng error: Not a PNG file
AAPT err(Facade for 1998993118): libpng error: Not a PNG file
Error: Some file crunching failed, see logs for details
:app:mergeDebugResources FAILED
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:mergeDebugResources'.
> Error: Some file crunching failed, see logs for details
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.
BUILD FAILED
Total time: 25.626 secs