Error: No resource found. BUILD FAILED

[picasso_ap4ak]

Hello!

Please help with the build a skin

-code-gen:     [echo] SKIN: Generating R.java / Manifest.java from the resources...     [exec] C:\powerampapi-master\poweramp_skin_sdk\skin_picasso\res\values\default_styles.xml:231: error: Error: No resource found that matches the given name: attr 'AlbumArtAnimator'.     [exec]     [exec] C:\powerampapi-master\poweramp_skin_sdk\skin_picasso\res\values\default_styles.xml:487: error: Error: No resource found that matches the given name: attr 'default_bg'.     [exec]     [exec] C:\powerampapi-master\poweramp_skin_sdk\skin_picasso\res\values\default_styles.xml:494: error: Error: No resource found that matches the given name: attr 'coverMarginBottom'.     [exec]     [exec] C:\powerampapi-master\poweramp_skin_sdk\skin_picasso\res\values\default_styles.xml:493: error: Error: No resource found that matches the given name: attr 'coverPadding'.     [exec]     [exec] C:\powerampapi-master\poweramp_skin_sdk\skin_picasso\res\values\default_styles.xml:492: error: Error: No resource found that matches the given name: attr 'coverScaleInt'.     [exec]BUILD FAILEDC:\powerampapi-master\poweramp_skin_sdk\skin_picasso\build.xml:33: exec returned: 1Total time: 5 secondsC:\powerampapi-master\poweramp_skin_sdk\skin_picasso>

This is one of the first attempts to build, I'm a noob.

What am I doing wrong?

 

Прошу помощи!