STATUSBAR var now in subshell to prevent error

bin/mailsync

@@ -48,7 +48,7 @@ else
 fi
 
 echo " 🔃" > /tmp/imapsyncicon_"$USER"
-pkill -RTMIN+12 "${STATUSBAR:?}" >/dev/null 2>&1
+( pkill -RTMIN+12 "${STATUSBAR:?}" >/dev/null 2>&1 ) 2>/dev/null
 
 # Parallelize multiple accounts
 for account in $accounts
@@ -58,7 +58,7 @@ done
 
 wait
 rm -f /tmp/imapsyncicon_"$USER"
-pkill -RTMIN+12 "${STATUSBAR:?}" >/dev/null 2>&1
+( pkill -RTMIN+12 "${STATUSBAR:?}" >/dev/null 2>&1 ) 2>/dev/null
 
 notmuch new 2>/dev/null