<br />
<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_l7lpbimjv4kbji03u005tqmv71, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
<br />
<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sbool preload_done;

static void preload(S vars, O sow, O reap) {
  if (preload_done)
    callF(reap);
  else {
    final new Flag goOn;
    showButton("Go on", r {
      hideControls(); // hide button again
      goOn.raise();
    });
    callF(sow);
    print("Preload done");
    goOn.waitUntilUp();
    Class c = hotwireDependent(programID());
    setOpt(c, preload_done := true);
    copyFields(mc(), c, splitAtSpace(vars));
    callMain(mc());
  }
}