이미지때문에 실행이 안되네요 [closed]

Question

C:\Android\recipeTap_5\app\src\main\res\mipmap-hdpi\pumpkin.png

Error:Error: com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'C:\Android\sdk1\build-tools\21.1.2\aapt.exe'' finished with non-zero exit value 42

Error:Execution failed for task ':app:mergeDebugResources'.
> C:\Android\recipeTap_5\app\src\main\res\mipmap-hdpi\pumpkin.png: Error: com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'C:\Android\sdk1\build-tools\21.1.2\aapt.exe'' finished with non-zero exit value 42

mipmap에 들어있는 기본이미지를 넣었을땐 작동하는데 제가 넣은 이미지를 넣으면 에러메시지가 뜨네요

뭐가 문제인가요?