-if [[ -f ${HOME}/.sushy/emulator.pid && $(ps -p $(cat ${HOME}/.sushy/emulator.pid) 2>/dev/null) ]]; then
- kill $(cat ${HOME}/.sushy/emulator.pid)
+if [[ -f ${HOME}/.sushy/emulator.pid ]]; then
+ if ps -p $(cat ${HOME}/.sushy/emulator.pid); then
+ kill $(cat ${HOME}/.sushy/emulator.pid)
+ fi