Is this a known issue with certain icons not showing on users desktop (or showing as the default Z icon)

0744c1b547e432379065fa1bda148fdc{0;BUNDLE.CouldNot ParseBitmap;System.ArgumentException: Parameter is not valid. at System.Drawing.Bitmap..ctor(Stream stream) at Novell.Zenworks.AppModule.AppActionItem.OverLayAnd GrayBytes(Byte[] iconbytes)}