Uncaught TypeError when loading trkseg with only one trkpt

[Nzara]

leaflet-omnivore.js:1019 Uncaught TypeError: Cannot read property 'line' of undefined
    at getTrack (leaflet-omnivore.js:1019)
    at Object.gpx (leaflet-omnivore.js:991)
    at gpxParse (leaflet-omnivore.js:213)
    at XMLHttpRequest.onload (leaflet-omnivore.js:114)
    at XMLHttpRequest.loaded (leaflet-omnivore.js:395)

after omnivore.gpx("x.gpx")

The file contains a trkseq with only only one trkpnt. Unfortunately this problem stops reading all other segments too.

<?xml version="1.0" encoding="UTF-8"?>
<gpx version="1.1" xmlns="http://www.topografix.com/GPX/1/1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:gte="http://www.gpstrackeditor.com/xmlschemas/General/1" xmlns:gpxtpx="http://www.garmin.com/xmlschemas/TrackPointExtension/v1" xmlns:gpxx="http://www.garmin.com/xmlschemas/GpxExtensions/v3" targetNamespace="http://www.topografix.com/GPX/1/1" elementFormDefault="qualified" xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd">
<metadata>
	<name>Name</name>
</metadata>
<trk>
	<name>a</name>
	<trkseg>
		<trkpt lat="47.632548" lon="13.002907">
			<ele>628.00</ele>
			<time>2011-09-10T10:59:03Z</time>
		</trkpt>
		<trkpt lat="47.632547" lon="13.003172">
			<ele>627.50</ele>
			<time>2011-09-10T10:59:06Z</time>
		</trkpt>
	</trkseg>
	<trkseg>
		<trkpt lat="47.632492" lon="13.003522">
			<ele>626.50</ele>
			<time>2011-09-10T10:59:10Z</time>
		</trkpt>
	</trkseg>
	<trkseg>
		<trkpt lat="47.632450" lon="13.003592">
			<ele>626.00</ele>
			<time>2011-09-10T10:59:11Z</time>
		</trkpt>
		<trkpt lat="47.632410" lon="13.003725">
			<ele>626.50</ele>
			<time>2011-09-10T10:59:13Z</time>
		</trkpt>
	</trkseg>
</trk>
</gpx>