2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/52149105) has short arc (4.29m) at http://www.openstreetmap.org/?mlat=51.75194&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/52149115) has short arc (4.29m) at http://www.openstreetmap.org/?mlat=51.75485&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Ringweg (http://www.openstreetmap.org/browse/way/6724439) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.49013&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/59179160) has short arc (4.43m) at http://www.openstreetmap.org/?mlat=51.85547&mlon=6.00806&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/59179036) has short arc (5.90m) at http://www.openstreetmap.org/?mlat=51.85547&mlon=6.00373&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/59192978) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.81927&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/59193780) has short arc (4.28m) at http://www.openstreetmap.org/?mlat=51.83942&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:43 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/81014129) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.57227&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85655628) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83223&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/48710387) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.48953&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/48710419) has short arc (4.30m) at http://www.openstreetmap.org/?mlat=51.45458&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/83349141) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.54433&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85655328) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83393&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/79755132) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654586) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.83508&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654686) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83367&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654855) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83180&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Heilig Landstichting (http://www.openstreetmap.org/browse/way/4611686018456931073) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Heilig Landstichting (http://www.openstreetmap.org/browse/way/4611686018456931072) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654159) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83219&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654280) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83195&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654471) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83403&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654504) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83371&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85653955) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83371&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Visvijver (http://www.openstreetmap.org/browse/way/4611686018456928828) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.46966&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/4611686018456928225) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.54433&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/4611686018456928226) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.54433&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/4611686018456926895) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.60630&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Nijmegen (http://www.openstreetmap.org/browse/way/4611686018456925571) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Nijmegen (http://www.openstreetmap.org/browse/way/4611686018456925570) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Nijmegen-Oost (http://www.openstreetmap.org/browse/way/4611686018456925481) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Nijmegen-Oost (http://www.openstreetmap.org/browse/way/4611686018456925482) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Groenewoud (http://www.openstreetmap.org/browse/way/4611686018456925542) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Groenewoud (http://www.openstreetmap.org/browse/way/4611686018456925543) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Nijmegen (http://www.openstreetmap.org/browse/way/4611686018456925402) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Nijmegen (http://www.openstreetmap.org/browse/way/4611686018456925403) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/4611686018456923431) has short arc (5.90m) at http://www.openstreetmap.org/?mlat=51.85547&mlon=6.00364&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/4611686018456923511) has short arc (5.90m) at http://www.openstreetmap.org/?mlat=51.85547&mlon=5.94064&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Groesbeek (http://www.openstreetmap.org/browse/way/4611686018456923080) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81017&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way Groesbeek (http://www.openstreetmap.org/browse/way/4611686018456923079) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.81019&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/80517067) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.65701&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/59178664) has short arc (4.43m) at http://www.openstreetmap.org/?mlat=51.85547&mlon=6.00800&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/59178667) has short arc (5.90m) at http://www.openstreetmap.org/?mlat=51.85547&mlon=6.00364&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/84133167) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.42863&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/84131942) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.42861&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/49759773) has short arc (5.63m) at http://www.openstreetmap.org/?mlat=51.47318&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/49759785) has short arc (4.30m) at http://www.openstreetmap.org/?mlat=51.44492&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/49759783) has short arc (4.30m) at http://www.openstreetmap.org/?mlat=51.44421&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/49759831) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.45200&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/50353311) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.65797&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:53 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/50352794) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.65844&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/83459093) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.48957&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/80636511) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.63617&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/80637801) has short arc (5.62m) at http://www.openstreetmap.org/?mlat=51.64411&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/80636987) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.63615&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/50665875) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.84987&mlon=6.06445&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85749087) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.83719&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85752855) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.83702&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85750918) has short arc (2.39m) at http://www.openstreetmap.org/?mlat=51.83717&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/56404420) has short arc (5.62m) at http://www.openstreetmap.org/?mlat=51.60536&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85743987) has short arc (4.28m) at http://www.openstreetmap.org/?mlat=51.83854&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!
2011/11/21 04:30:54 WARNING (ElementSaver): /osm/garmin/aio/flacus/Test/Spliting/dach/70013234.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/85654485) has short arc (4.78m) at http://www.openstreetmap.org/?mlat=51.83388&mlon=5.88867&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!