loading system configuration
Using all default parameter values
INFO: Using directory: "display"
INFO: Using existing c-file: ./Tools_ONION.c
INFO: Using existing binary: ./Tools_ONION.out
INFO: ===
Syntax error in input!
LexToken(POS,'POS',3,57)
Traceback (most recent call last):
  File "/u/data/pkwi/WORK/micromamba/envs/mcstas-3.x/share/mcstas/tools/Python/mcdisplay/webgl-classic/mcdisplay.py", line 203, in <module>
    main(**args)
    ~~~~^^^^^^^^
  File "/u/data/pkwi/WORK/micromamba/envs/mcstas-3.x/share/mcstas/tools/Python/mcdisplay/webgl-classic/mcdisplay.py", line 170, in main
    instrument = reader.read_instrument()
  File "/u/data/pkwi/WORK/micromamba/envs/mcstas-3.x/share/mcstas/tools/Python/mccodelib/mcdisplayutils.py", line 54, in read_instrument
    instrbuilder = InstrObjectConstructor(instrparser.parsetree)
  File "/u/data/pkwi/WORK/micromamba/envs/mcstas-3.x/share/mcstas/tools/Python/mccodelib/instrparser.py", line 289, in __init__
    raise Exception('InstrObjectConstructor: parsetreeroot must be a Node of type "instrdeftree"')
Exception: InstrObjectConstructor: parsetreeroot must be a Node of type "instrdeftree"