(---------------------------------------------------------------------) ( ) ( Database Objects Preventing Layer From Being Deleted ) ( ) ( Drawing : g9520_r1.brd ) ( Software Version : 17.0S004 ) ( Date/Time : Sun Jan 08 19:04:32 2017 ) ( ) (---------------------------------------------------------------------) Layer being deleted: ETCH/GND (-3279.99 20.01) DYNAMIC SHAPE: N06068, Boundary/Gnd (3279.99 20.01) SHAPE(auto-generated): N06068, Etch/Gnd ... 2 total objects preventing delete layer