u = manager_get_unit_by_pid(m, pid);
if (!u)
- return sd_bus_error_setf(error, BUS_ERROR_NO_UNIT_FOR_PID, "PID %u does not belong to any loaded unit.", pid);
+ return sd_bus_error_setf(error, BUS_ERROR_NO_UNIT_FOR_PID, "PID "PID_FMT" does not belong to any loaded unit.", pid);
r = mac_selinux_unit_access_check(u, message, "status", error);
if (r < 0)