User has generate GST Tax Return on taxable period 01/04/2015 to 30/04/2015 with STATUS: Submitted
The transaction in period 01/04/2015 to 30/04/2015 was unable to modify.
SOLUTION: To enable/unblock the submitted taxable period and re-do the GST Tax Return.
1. GOTO GST > GST Return Listing
2. Select the Tax Return to delete.
3. Submitted Tax Return deleted.
Additional manually control Valid Posting Period by level.
From this screen, system allow to setting the posting period by user level.
ADMIN is the supervisor, tick ‘Allow’ to apply the entries date as 2nd level from 01/4/2015; for other users is allow to enter transaction from 01/6/2015
Refer attachment for details