A role with at least View level permission for Sales Order can print Picking Ticket. Add Fulfill Orders permission and set level to View (or higher) to make the Print Picking Tickets option available on Sales Order Record.
To do this, perform the following steps (Admininstrator role required):
1. Navigate to Setup > Users/Roles > Manage Roles.
2. Edit the role.
3. Click the Permissions tab.
4. In the Transactions subtab, add the following:
· Sales Order with Level = View (or higher)
· Fulfill Orders with Level = View (or higher
5. Click Save.