Jbeam Export error

[sutodo]

Blender v3.0.1 v3.1 v3.2
Import worked without issues. I get this when exporting

Python: Traceback (most recent call last):
  File "C:\Users\ABC\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\Probeam-main\Operator.py", line 56, in execute
    return export_jbeam(self, context, self.filepath)
  File "C:\Users\ABC\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\Probeam-main\Operator.py", line 11, in export_jbeam
    JbeamExport.export_jbeam(filepath)
  File "C:\Users\ABC\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\Probeam-main\JbeamExport.py", line 96, in export_jbeam
    for n in node_table[str(i)]:
KeyError: '0'

location: <unknown location>:-1

Jbeam file (BeamNG v0.25.5 official mod barrier):

{
"barrier_01l": {
    "information":{
        "name":"Concrete Barrier",
        "authors":"BeamNG",

    },
    "slotType":"main",
    "refNodes":[
        ["ref:", "back:", "left:", "up:"],
        ["barrier_11", "barrier_9", "barrier_4", "barrier_15"],
        ],
    "cameraExternal":{
        "distance":5.0,
        "distanceMin":3,
        "offset":{"x":0, "y":0.4, "z":0.5},
        "fov":65,
    },
    "flexbodies": [
         ["mesh", "[group]:"],
         {"rotation":{"x":0, "y":0, "z":0}, "translation":{"x":0, "y":0, "z":0}},
         ["barrier_01", ["barrier"]],
     ],
     "nodes": [
         ["id", "posX", "posY", "posZ"],
         {"nodeWeight":222.222},
         {"group":"barrier"},
         {"nodeMaterial":"|NM_ASPHALT"},
         {"frictionCoef":1.3},
         {"collision":true},
         {"selfCollision":false},
         ["barrier_0", -1.5, -0.4, 0.0],
         ["barrier_1", -1.5, -0.16, 0.6],
         ["barrier_2", -1.5, 0.4, 0.0],
         ["barrier_3", -1.5, 0.16, 0.6],
         ["barrier_4", 1.5, -0.4, 0.0],
         ["barrier_5", 1.5, -0.16, 0.6],
         ["barrier_6", 1.5, 0.4, 0.0],
         ["barrier_7", 1.5, 0.16, 0.6],
         ["barrier_8", 0.0, 0.16, 0.6],
         ["barrier_9", 0.0, 0.4, 0.0],
         ["barrier_10", 0.0, -0.16, 0.6],
         ["barrier_11", 0.0, -0.4, 0.0],
         ["barrier_12", 1.5, -0.16, 1.1],
         ["barrier_13", 1.5, 0.16, 1.1],
         ["barrier_14", 0.0, 0.16, 1.1],
         ["barrier_15", 0.0, -0.16, 1.1],
         ["barrier_16", -1.5, -0.16, 1.1],
         ["barrier_17", -1.5, 0.16, 1.1],
         {"group":""},
    ],
    "beams": [
         ["id1:", "id2:"],
         {"beamPrecompression":1, "beamType":"|NORMAL", "beamLongBound":1, "beamShortBound":1},
         {"beamSpring":10000000,"beamDamp":38000},
         {"beamDeform":"FLT_MAX","beamStrength":"FLT_MAX"},
         //main shape
         ["barrier_5","barrier_15"],
         ["barrier_2","barrier_3"],
         ["barrier_13","barrier_15"],
         ["barrier_4","barrier_6"],
         ["barrier_5","barrier_10"],
         ["barrier_15","barrier_17"],
         ["barrier_1","barrier_10"],
         ["barrier_5","barrier_7"],
         ["barrier_12","barrier_13"],
         ["barrier_8","barrier_17"],
         ["barrier_4","barrier_11"],
         ["barrier_10","barrier_15"],
         ["barrier_0","barrier_11"],
         ["barrier_4","barrier_5"],
         ["barrier_7","barrier_13"],
         ["barrier_3","barrier_16"],
         ["barrier_5","barrier_12"],
         ["barrier_3","barrier_17"],
         ["barrier_16","barrier_17"],
         ["barrier_4","barrier_10"],
         ["barrier_0","barrier_10"],
         ["barrier_14","barrier_17"],
         ["barrier_14","barrier_15"],
         ["barrier_1","barrier_2"],
         ["barrier_6","barrier_7"],
         ["barrier_9","barrier_11"],
         ["barrier_4","barrier_9"],
         ["barrier_15","barrier_16"],
         ["barrier_0","barrier_9"],
         ["barrier_3","barrier_8"],
         ["barrier_8","barrier_9"],
         ["barrier_7","barrier_8"],
         ["barrier_7","barrier_9"],
         ["barrier_3","barrier_9"],
         ["barrier_0","barrier_2"],
         ["barrier_1","barrier_16"],
         ["barrier_13","barrier_14"],
         ["barrier_1","barrier_3"],
         ["barrier_8","barrier_14"],
         ["barrier_10","barrier_11"],
         ["barrier_1","barrier_15"],
         ["barrier_12","barrier_15"],
         ["barrier_5","barrier_6"],
         ["barrier_7","barrier_12"],
         ["barrier_0","barrier_1"],
         ["barrier_6","barrier_9"],
         ["barrier_2","barrier_9"],
         ["barrier_8","barrier_13"],
         ["barrier_8","barrier_6"],
         ["barrier_7","barrier_4"],
         ["barrier_11","barrier_5"],
         ["barrier_10","barrier_8"],
         ["barrier_10","barrier_7"],
         ["barrier_8","barrier_5"],
         ["barrier_11","barrier_6"],
         ["barrier_11","barrier_8"],
         ["barrier_10","barrier_9"],
         ["barrier_14","barrier_10"],
         ["barrier_15","barrier_8"],
         ["barrier_14","barrier_7"],
         ["barrier_13","barrier_5"],
         ["barrier_14","barrier_12"],
         ["barrier_12","barrier_10"],
         ["barrier_14","barrier_5"],
         ["barrier_15","barrier_7"],
         ["barrier_13","barrier_10"],
         ["barrier_12","barrier_8"],
         ["barrier_10","barrier_6"],
         ["barrier_8","barrier_4"],
         ["barrier_9","barrier_5"],
         ["barrier_11","barrier_7"],
         ["barrier_3","barrier_0"],
         ["barrier_17","barrier_1"],
         ["barrier_8","barrier_2"],
         ["barrier_11","barrier_1"],
         ["barrier_10","barrier_3"],
         ["barrier_8","barrier_1"],
         ["barrier_11","barrier_2"],
         ["barrier_14","barrier_3"],
         ["barrier_14","barrier_16"],
         ["barrier_16","barrier_10"],
         ["barrier_14","barrier_1"],
         ["barrier_15","barrier_3"],
         ["barrier_17","barrier_10"],
         ["barrier_16","barrier_8"],
         ["barrier_10","barrier_2"],
         ["barrier_8","barrier_0"],
         ["barrier_9","barrier_1"],
         ["barrier_11","barrier_3"],
    ],
    "triangles": [
        ["id1:","id2:","id3:"],
        {"groundModel":"asphalt"},
        {"group":"barrier"},
        ["barrier_7","barrier_6","barrier_9"],
        ["barrier_5","barrier_4","barrier_6"],
        ["barrier_9","barrier_6","barrier_4"],
        ["barrier_10","barrier_11","barrier_4"],
        ["barrier_2","barrier_0","barrier_1"],
        ["barrier_13","barrier_14","barrier_15"],
        ["barrier_8","barrier_14","barrier_13"],
        ["barrier_16","barrier_17","barrier_3"],
        ["barrier_5","barrier_12","barrier_15"],
        ["barrier_7","barrier_13","barrier_12"],
        ["barrier_0","barrier_11","barrier_10"],
        ["barrier_17","barrier_14","barrier_8"],
        ["barrier_9","barrier_2","barrier_3"],
        ["barrier_0","barrier_2","barrier_9"],
        ["barrier_15","barrier_14","barrier_17"],
        ["barrier_15","barrier_16","barrier_1"],
        ["barrier_8","barrier_7","barrier_9"],
        ["barrier_7","barrier_5","barrier_6"],
        ["barrier_11","barrier_9","barrier_4"],
        ["barrier_5","barrier_10","barrier_4"],
        ["barrier_3","barrier_2","barrier_1"],
        ["barrier_12","barrier_13","barrier_15"],
        ["barrier_7","barrier_8","barrier_13"],
        ["barrier_1","barrier_16","barrier_3"],
        ["barrier_10","barrier_5","barrier_15"],
        ["barrier_5","barrier_7","barrier_12"],
        ["barrier_1","barrier_0","barrier_10"],
        ["barrier_3","barrier_17","barrier_8"],
        ["barrier_8","barrier_9","barrier_3"],
        ["barrier_11","barrier_0","barrier_9"],
        ["barrier_16","barrier_15","barrier_17"],
        ["barrier_10","barrier_15","barrier_1"],
        {"group":""},
    ],
},
}