1. SD-50683 : After 8121, some of the Preventive Maintenance Task schedules get changed to one time schedule has been fixed. This issue happens only for the servicedesk plus installation uses MsSQL and PGSQL database as back-end.
   

   Note : The task schedule(s) which is changed to one time schedule will not be recovered automatically after this hotfix upgrade, and these schedule has to be reconfigured accordingly by editing them manually.
   
   To find the changed schedules:
   
   
            Select SW.WORKORDERID "PM Task ID",SW.title "Subject" from sworkorder SW where sw.WORKORDERID not in (select WORKORDERID from SREQTASK_INPUT)

Please refer to the below link for the steps to install the patch.