AndroidStudio Call the build build task. Don't recognize a known sRGB profile that has been edited

Executing external task 'assembleRelease'...
Configuration on demand is an incubating feature.
:preBuild
:preReleaseBuild
:checkReleaseManifest
:prepareReleaseDependencies
:compileReleaseAidl
:compileReleaseRenderscript
:generateReleaseBuildConfig
:generateReleaseAssets UP-TO-DATE
:mergeReleaseAssets
:generateReleaseResValues UP-TO-DATE
:generateReleaseResources
:mergeReleaseResources/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-hdpi/shadow_left.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-xhdpi/list_empty.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-mdpi/push.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-xhdpi/default_ptr_flip.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-hdpi/ios_thumb.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-xhdpi/button_bar_blak_off.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-hdpi/shadow_bottom.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-nodpi/emoji_1f4bd.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-hdpi/shadow_right.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-xhdpi/list_error.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-nodpi/emoji_1f555.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-ldpi/push.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-xhdpi/button_bar_blak_on.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited
/Users/shumizuri/Documents/mituworkspace/LovePractice_ForAndroid/res/drawable-hdpi/push.png: libpng warning: iCCP: Not recognizing known sRGB profile that has been edited

      

        
        
        
      

    

how can i solve this?