142: --
143: Begin
144: hr_utility.set_location('Entering:'||l_proc, 5);
145: --
146: hr_api.mandatory_arg_error
147: (p_api_name => l_proc
148: ,p_argument => 'EVENT_GROUP_ID'
149: ,p_argument_value => p_event_group_id
150: );
170: --
171: -- We need to trap the ORA LOCK exception
172: --
173: Exception
174: When HR_Api.Object_Locked then
175: --
176: -- The object is locked therefore we need to supply a meaningful
177: -- error message.
178: --