HDF5-DIAG: Error detected in HDF5 (version (number)) thread (IDs):
  #000: (file name) line (number) in H5Aopen(): unable to synchronously open attribute
    major: Attribute
    minor: Unable to create file
  #001: (file name) line (number) in H5A__open_api_common(): unable to open attribute: 'attr'
    major: Attribute
    minor: Can't open object
  #002: (file name) line (number) in H5A__open_common(): unable to open attribute: 'attr'
    major: Attribute
    minor: Can't open object
  #003: (file name) line (number) in H5VL_attr_open(): attribute open failed
    major: Virtual Object Layer
    minor: Can't open object
  #004: (file name) line (number) in H5VL__attr_open(): attribute open failed
    major: Virtual Object Layer
    minor: Can't open object
  #005: (file name) line (number) in H5VL__native_attr_open(): unable to open attribute: 'attr'
    major: Attribute
    minor: Can't open object
  #006: (file name) line (number) in H5A__open(): unable to load attribute info from object header for attribute: 'attr'
    major: Attribute
    minor: Can't open object
  #007: (file name) line (number) in H5O__attr_open_by_name(): can't locate attribute: 'attr'
    major: Attribute
    minor: Object not found
h5dump error: unable to open attribute "attr"