monocle mzml file cannot be converted to mgf with msconvert

[ATPs]

Linux system.

msconvert 245500/245500.mzML --mgf

format: MGF
outputPath: .
extension: .mgf
contactFilename:
runIndexSet:

spectrum list filters:

chromatogram list filters:

filenames:
 245500.mzML

processing file: 245500.mzML
[References::resolve()] Failed to resolve reference.
  object type: N4pwiz6msdata8SoftwareE
  reference id: Xcalibur
  referent list: 1
    Monocle

Error processing file 245500.mzML