Aapt2 error in android studio when generating apk This problem started as soon as I updated android studio to 4.1.1. I already uninstalled and installed it, I deleted it gradle I already did several processes and I couldn't solve the problem.
Execution failed for task ':app:processDebugResources'.
> Could not resolve all files for configuration ':app:debugRuntimeClasspath'.
> Failed to transform ccl-2.8.4.aar (com.google.android.libraries.cast.companionlibrary:ccl:2.8.4) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.category=library, org.gradle.libraryelements=jar, org.gradle.status=release, org.gradle.usage=java-runtime}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\a157a67bfc76ea22b4e9dc6044784dd7\jetified-ccl-2.8.4.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #2: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\a157a67bfc76ea22b4e9dc6044784dd7\jetified-ccl-2.8.4\res\drawable-nodpi\album_art_placeholder.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-cast-framework-15.0.1.aar (com.google.android.gms:play-services-cast-framework:15.0.1) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.category=library, org.gradle.libraryelements=jar, org.gradle.status=release, org.gradle.usage=java-runtime}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\f16f566ea15ba090a84a7c7a392d5912\jetified-play-services-cast-framework-15.0.1.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #1: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\f16f566ea15ba090a84a7c7a392d5912\jetified-play-services-cast-framework-15.0.1\res\drawable-nodpi-v4\cast_album_art_placeholder.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.category=library, org.gradle.libraryelements=jar, org.gradle.status=release, org.gradle.usage=java-runtime}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
> Failed to transform play-services-base-17.1.0.aar (com.google.android.gms:play-services-base:17.1.0) to match attributes {artifactType=android-compiled-dependencies-resources, org.gradle.status=release}.
> Execution failed for AarResourcesCompilerTransform: C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0.
> AAPT2 aapt2-4.1.1-6503028-windows Daemon #0: Unexpected error during compile 'C:\Users\Nicolas\.gradle\caches\transforms-2\files-2.1\050caa3f0d7bdb092be2c6731bb1be21\jetified-play-services-base-17.1.0\res\drawable-xhdpi-v4\common_google_signin_btn_text_dark_normal_background.9.png', attempting to stop daemon.
This should not happen under normal circumstances, please file an issue if it does.
Apparently there must be some bug in windows or with the processor gradle 4.1.1 or 4.1.0 does not work and generates the error aapt2. As soon as I changed the version of gradle to 4.0.2 it worked perfectly.