adobe-photoshop/generator-assets — pull request #298 by anirudhsasikumar (2014-09-15 00:06:02+00:00)
Title: Set forceSmartPSDPixelScaling to true if layer is a placed smart object.

Photoshop returns an error to getLayerPixmap() if the layer is a linked smart object, links to another PSD and has scaling options set. This is a workaround until the root bug is fixed in PS.