To add Non Subject/Co-Curricular Period Types, follow the steps given below:
Step 1:
To add Non Subject/Co-Curricular Period Types, go to the ERP on the modules palette, select the SIS module
and then select Timetable Structure under the Timetable menu.
(ERP-->SIS-->Timetable-->Timetable Structure)
Step 2:
Select the Non Subject/Co-Curricular Period option. Then, Click on Add Period Type option.
Step 3:
Mention the period type to be added then click on Save.