The label of begin date and end date are missing from the entry. The label does existed from
labels.xml
Enter the date on which data collection began or is scheduled to begin. You may use the calendar to select the date or enter it in YYYY-MM-DD format for full date, YYYY-MM format for month/year or YYYY format for year.
<element name="gml:endPosition">
<label>End Date</label>
<description>Enter the date on which data collection ended or is scheduled to end. You may use the calendar to select the date or enter it in YYYY-MM-DD format for full date, YYYY-MM format for month/year or YYYY format for year.</description>
</element>
The label of begin date and end date are missing from the entry. The label does existed from
labels.xml