In some cases it needs to restart SmartPTT Radio Server. SmartPTT doesn't have automatically restart feature. However we can suggest you guide how to restart radio server automaticaly every week.
In attachment you can find restart.bat file, which you should add to Task Scheduler.
Then click to "Create Basic Task..." and follow instructions in screenshots
You can setup pereodicity as you wish, however we recomend to restart SmartPTT server once on the week
Select resrat.bat file and then click to Finish
After all this actions SmartPTT Radio Server will be restarting every week at the scheduled time.