
Sh from your github, and tryed it on my build which is still Stretch. Give me 10 minutes to see if I optimize the script to solve your problem and share i downloaded the new. I do not understand why you have this problem in Retropie and I do not, in two different RPIs that I am testing Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/vm': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/vm/ui.mp.qvm': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/vm/qagame.mp.qvm': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/vm/cgame.mp.qvm': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/ui.sp.armv7l.so': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/ui.mp.armv7l.so': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/qagame.sp.armv7l.so': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/qagame.mp.armv7l.so': Operation not permitted Mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/cgame.sp.armv7l.so': Operation not permitted

Problem occurs during the installation process, I do not think it is very difficult to solve it mv: failed to preserve ownership for '/opt/retropie/ports/rtcw/main/cgame.mp.armv7l.so': Operation not permitted
