Error Message: Error:java.lang.RuntimeException: Some file crunching failed, see logs for details

Log：

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ‘:app:mergeDebugResources’.
> Error: java.lang.RuntimeException: Crunching Cruncher ic_default_home_new.png failed, see logs

* Try:
Run with –stacktrace option to get the stack trace. Run with –info or –debug option to get more log output.

The solution is as follows:

1  android {
 2      compileSdkVersion 23
 3      buildToolsVersion "23.0.3"
 4      

 10      defaultConfig {
 11          applicationId "com.xxx.xxx"
 12          minSdkVersion 15
 13          targetSdkVersion 22
 14          versionCode 2
 15          versionName "1.0.2"
 16          ndk {
 17              // Set the supported SO library architecture 
18             abiFilters 'armeabi', 'x86', 'armeabi-v7a', 'x86_64', 'arm64-v8a'
19         }
20     }
21 }

What is the reason for this error?

1. When building Gradle, Gradle will check whether the file extension has been modified;

2. Generally, most of them appear on pictures. This problem occurs when .jpg is modified to .png;

This problem may also occur with 3.9 patch pictures.