warning: unsupported geometry type: undefined

[NoBodyButMe]

I try to convert a geojson file to GPX, but it throws this error "warning: unsupported geometry type: undefined"
"

[Foetus6907]

Same issue here !

Here is my Json to convert.

If i save this in a json file and i use the commande line, it work perfectly and i got my gpx file.
But when using it with js as a package i got this error.

{ "type":"FeatureCollection", "features":[ { "type":"Feature", "id":"d533b333-1575-4b9b-a11e-5bac2d4dc959", "geometry":{ "type":"Point", "coordinates":[ 4.660606, 45.76158 ] }, "properties":{ "nextPointConnection":"auto" }, "bbox":[ 4.660606384277345, 45.76158026929127, 4.660606384277345, 45.76158026929127 ] }, { "type":"Feature", "id":"8e9beb93-b569-491a-b415-9864248f54fe", "geometry":{ "type":"Point", "coordinates":[ 4.702148, 45.74602 ] }, "properties":{ "nextPointConnection":"auto" }, "bbox":[ 4.702148437500001, 45.74602019124212, 4.702148437500001, 45.74602019124212 ] }, { "type":"Feature", "id":"003ed499-e4d2-4b28-beba-7c3819a831e1", "geometry":{ "type":"Point", "coordinates":[ 4.748497, 45.746738 ] }, "properties":{ "nextPointConnection":"auto" }, "bbox":[ 4.748497009277345, 45.74673844418688, 4.748497009277345, 45.74673844418688 ] }, { "bbox":[ 4.660596, 45.745612, 259.85, 4.747788, 45.762389, 407.79 ], "type":"Feature", "properties":{ "ascent":35.2, "descent":180, "segments":[ { "distance":4109.1, "duration":821.8, "steps":[ { "distance":96.4, "duration":19.3, "type":11, "instruction":"Head northeast on Route de Vaugneray, D 70", "name":"Route de Vaugneray, D 70", "way_points":[ 0, 3 ] }, { "distance":808, "duration":161.6, "type":3, "instruction":"Turn sharp right onto Route du Gaminon, D 610", "name":"Route du Gaminon, D 610", "way_points":[ 3, 24 ] }, { "distance":1891.1, "duration":378.2, "type":13, "instruction":"Keep right onto Route de Grézieu, D 610", "name":"Route de Grézieu, D 610", "way_points":[ 24, 76 ] }, { "distance":97.4, "duration":19.5, "type":7, "instruction":"Enter the roundabout and take the 5th exit onto Route Neuve du Col de la Luère", "name":"Route Neuve du Col de la Luère", "exit_number":5, "way_points":[ 76, 96 ] }, { "distance":390.3, "duration":78.1, "type":6, "instruction":"Continue straight onto Route Neuve du Col de la Luère, D 24", "name":"Route Neuve du Col de la Luère, D 24", "way_points":[ 96, 102 ] }, { "distance":690.5, "duration":138.1, "type":7, "instruction":"Enter the roundabout and take the 2nd exit onto Route du Col de la Luère, D 24", "name":"Route du Col de la Luère, D 24", "exit_number":2, "way_points":[ 102, 130 ] }, { "distance":43.3, "duration":8.7, "type":7, "instruction":"Enter the roundabout and take the 1st exit", "name":"-", "exit_number":1, "way_points":[ 130, 137 ] }, { "distance":92.2, "duration":18.4, "type":1, "instruction":"Turn right", "name":"-", "way_points":[ 137, 142 ] }, { "distance":0, "duration":0, "type":10, "instruction":"Arrive at your destination, on the left", "name":"-", "way_points":[ 142, 142 ] } ], "detourfactor":1.12, "percentage":49.56, "avgspeed":18, "ascent":22.92592636557191, "descent":120.2460111281452 }, { "distance":4182.2, "duration":874.7, "steps":[ { "distance":92.2, "duration":18.4, "type":11, "instruction":"Head east on Ancienne-Voie-Ferrée-de-la-F.O.L.", "name":"Ancienne-Voie-Ferrée-de-la-F.O.L.", "way_points":[ 142, 147 ] }, { "distance":10.7, "duration":2.1, "type":1, "instruction":"Turn right", "name":"-", "way_points":[ 147, 150 ] }, { "distance":16.1, "duration":3.2, "type":2, "instruction":"Turn sharp left", "name":"-", "way_points":[ 150, 153 ] }, { "distance":60.8, "duration":12.2, "type":7, "instruction":"Enter the roundabout and take the 2nd exit onto D 489", "name":"D 489", "exit_number":2, "way_points":[ 153, 159 ] }, { "distance":524.9, "duration":105, "type":5, "instruction":"Turn slight right onto Le Tupinier, D 489", "name":"Le Tupinier, D 489", "way_points":[ 159, 181 ] }, { "distance":91.9, "duration":20.7, "type":1, "instruction":"Turn right onto Rue du Stade", "name":"Rue du Stade", "way_points":[ 181, 186 ] }, { "distance":232.2, "duration":52.2, "type":0, "instruction":"Turn left onto Rue de Verdun", "name":"Rue de Verdun", "way_points":[ 186, 194 ] }, { "distance":1430.3, "duration":301.8, "type":0, "instruction":"Turn left onto Rue Centrale", "name":"Rue Centrale", "way_points":[ 194, 233 ] }, { "distance":48.5, "duration":9.7, "type":12, "instruction":"Keep left onto Rue du 11 Novembre 1918, D 311", "name":"Rue du 11 Novembre 1918, D 311", "way_points":[ 233, 236 ] }, { "distance":322.6, "duration":64.5, "type":1, "instruction":"Turn right onto Ancienne Route de Brindas", "name":"Ancienne Route de Brindas", "way_points":[ 236, 243 ] }, { "distance":35, "duration":7, "type":1, "instruction":"Turn right onto Avenue Édouard Millaud, D 489", "name":"Avenue Édouard Millaud, D 489", "way_points":[ 243, 244 ] }, { "distance":185.2, "duration":37, "type":0, "instruction":"Turn left onto Rue du Tourillon", "name":"Rue du Tourillon", "way_points":[ 244, 254 ] }, { "distance":184.6, "duration":36.9, "type":13, "instruction":"Keep right onto Rue des Aqueducs", "name":"Rue des Aqueducs", "way_points":[ 254, 262 ] }, { "distance":158.8, "duration":35.7, "type":2, "instruction":"Turn sharp left onto Rue des Aqueducs", "name":"Rue des Aqueducs", "way_points":[ 262, 272 ] }, { "distance":94, "duration":18.8, "type":5, "instruction":"Turn slight right onto Rue des Aqueducs", "name":"Rue des Aqueducs", "way_points":[ 272, 277 ] }, { "distance":242, "duration":48.7, "type":1, "instruction":"Turn right onto Rue des Lilas", "name":"Rue des Lilas", "way_points":[ 277, 283 ] }, { "distance":340.6, "duration":68.1, "type":0, "instruction":"Turn left onto Avenue Édouard Millaud, D 489", "name":"Avenue Édouard Millaud, D 489", "way_points":[ 283, 297 ] }, { "distance":101.3, "duration":30.4, "type":1, "instruction":"Turn right", "name":"-", "way_points":[ 297, 302 ] }, { "distance":10.5, "duration":2.1, "type":2, "instruction":"Turn sharp left", "name":"-", "way_points":[ 302, 303 ] }, { "distance":0, "duration":0, "type":10, "instruction":"Arrive at your destination, on the right", "name":"-", "way_points":[ 303, 303 ] } ], "detourfactor":1.18, "percentage":50.44, "avgspeed":17.21, "ascent":12.274576386951253, "descent":59.70695858909971 } ], "summary":{ "distance":8291.3, 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