Error when opening project after cell counting

[clarunger]

Hi!
We are using brainways on a Windows 11 (CPU).
We are facing problems after cell detection. After completion of cell detection, the program crashed and when trying to open the project again, gave this error message:

---

JSONDecodeError Traceback (most recent call last)
File ~\AppData\Local\miniforge3\envs\brnws\lib\site-packages\superqt\utils_qthreading.py:613, in create_worker..reraise(e=JSONDecodeError('Expecting value: line 1 column 1 (char 0)'))
612 def reraise(e):
--> 613 raise e
e = JSONDecodeError('Expecting value: line 1 column 1 (char 0)')

File ~\AppData\Local\miniforge3\envs\brnws\lib\site-packages\superqt\utils_qthreading.py:175, in WorkerBase.run(self=<napari._qt.qthreading.GeneratorWorker object>)
173 warnings.filterwarnings("always")
174 warnings.showwarning = lambda *w: self.warned.emit(w)
--> 175 result = self.work()
self = <napari._qt.qthreading.GeneratorWorker object at 0x000002A580954EE0>
176 if isinstance(result, Exception):
177 if isinstance(result, RuntimeError):
178 # The Worker object has likely been deleted.
179 # A deleted wrapped C/C++ object may result in a runtime
180 # error that will cause segfault if we try to do much other
181 # than simply notify the user.

File ~\AppData\Local\miniforge3\envs\brnws\lib\site-packages\superqt\utils_qthreading.py:440, in GeneratorWorker.work(self=<napari._qt.qthreading.GeneratorWorker object>)
438 try:
439 _input = self._next_value()
--> 440 output = self._gen.send(_input)
self = <napari._qt.qthreading.GeneratorWorker object at 0x000002A580954EE0>
_input = None
output = 'Opening project...'
self._gen = <generator object BrainwaysUI._open_project at 0x000002A58087B7D0>
441 self.yielded.emit(output)
442 except StopIteration as exc:

File ~\AppData\Local\miniforge3\envs\brnws\lib\site-packages\brainways\ui\brainways_ui.py:218, in BrainwaysUI._open_project(self=<brainways.ui.brainways_ui.BrainwaysUI object>, path=WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/ER_expression_age_differences.bwp'))
216 def _open_project(self, path: Path):
217 yield "Opening project..."
--> 218 self._project = BrainwaysProject.open(path, lazy_init=True)
self._project = None
self = <brainways.ui.brainways_ui.BrainwaysUI object at 0x000002A55A9E9900>
path = WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/ER_expression_age_differences.bwp')
219 # subjects with no valid documents are not supported in GUI
220 self.project.subjects = [
221 subject
222 for subject in self.project.subjects
223 if len(subject.valid_documents) > 0
224 ]

File ~\AppData\Local\miniforge3\envs\brnws\lib\site-packages\brainways\project\brainways_project.py:127, in BrainwaysProject.open(cls=<class 'brainways.project.brainways_project.BrainwaysProject'>, path=WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/ER_expression_age_differences.bwp'), lazy_init=True)
121 subject_directories = [
122 d.parent for d in path.parent.rglob("*.bws") if d.is_file()
123 ]
124 subject_directories = natsorted(
125 subject_directories, alg=ns.IGNORECASE, key=lambda x: x.name
126 )
--> 127 subjects = [
project = <brainways.project.brainways_project.BrainwaysProject object at 0x000002A5808F2C50>
subject_directories = [WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/2235'), WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/2235_VTA'), WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/002236'), WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/2238'), WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/mouse1'), WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/mouse2'), WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/mouse_3')]
128 BrainwaysSubject.open(path=subject_path / "data.bws", project=project)
129 for subject_path in subject_directories
130 ]
131 project.subjects = subjects
132 return project

File ~\AppData\Local\miniforge3\envs\brnws\lib\site-packages\brainways\project\brainways_project.py:128, in (.0=<list_iterator object>)
121 subject_directories = [
122 d.parent for d in path.parent.rglob("*.bws") if d.is_file()
123 ]
124 subject_directories = natsorted(
125 subject_directories, alg=ns.IGNORECASE, key=lambda x: x.name
126 )
127 subjects = [
--> 128 BrainwaysSubject.open(path=subject_path / "data.bws", project=project)
project = <brainways.project.brainways_project.BrainwaysProject object at 0x000002A5808F2C50>
subject_path = WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/mouse2')
129 for subject_path in subject_directories
130 ]
131 project.subjects = subjects
132 return project

File ~\AppData\Local\miniforge3\envs\brnws\lib\site-packages\brainways\project\brainways_subject.py:82, in BrainwaysSubject.open(cls=<class 'brainways.project.brainways_subject.BrainwaysSubject'>, path=WindowsPath('S:/Lab_Member/Foteini/Imaging/BRAINWAYS/mouse2/data.bws'), project=<brainways.project.brainways_project.BrainwaysProject object>)
79 raise FileNotFoundError(f"Subject file not found: {path}")
81 with open(path) as f:
---> 82 serialized_file = json.load(f)
f = <_io.TextIOWrapper name='S:\Lab_Member\Foteini\Imaging\BRAINWAYS\mouse2\data.bws' mode='r' encoding='cp1252'>
84 subject_file = dacite.from_dict(
85 SubjectFileFormat, serialized_file, config=dacite.Config(cast=[tuple])
86 )
87 subject = BrainwaysSubject(
88 subject_info=subject_file.subject_info,
89 slice_infos=subject_file.slice_infos,
90 project=project,
91 )

File ~\AppData\Local\miniforge3\envs\brnws\lib\json_init_.py:293, in load(fp=<_io.TextIOWrapper name='S:\Lab_Member\Foteini...YS\mouse2\data.bws' mode='r' encoding='cp1252'>, cls=None, object_hook=None, parse_float=None, parse_int=None, parse_constant=None, object_pairs_hook=None, **kw={})
274 def load(fp, *, cls=None, object_hook=None, parse_float=None,
275 parse_int=None, parse_constant=None, object_pairs_hook=None, **kw):
276 """Deserialize fp (a .read()-supporting file-like object containing
277 a JSON document) to a Python object.
278
(...)
291 kwarg; otherwise JSONDecoder is used.
292 """
--> 293 return loads(fp.read(),
fp = <_io.TextIOWrapper name='S:\Lab_Member\Foteini\Imaging\BRAINWAYS\mouse2\data.bws' mode='r' encoding='cp1252'>
cls = None
object_hook = None
parse_float = None
parse_int = None
parse_constant = None
object_pairs_hook = None
kw = {}
294 cls=cls, object_hook=object_hook,
295 parse_float=parse_float, parse_int=parse_int,
296 parse_constant=parse_constant, object_pairs_hook=object_pairs_hook, **kw)

File ~\AppData\Local\miniforge3\envs\brnws\lib\json_init_.py:346, in loads(s='', cls=None, object_hook=None, parse_float=None, parse_int=None, parse_constant=None, object_pairs_hook=None, **kw={})
341 s = s.decode(detect_encoding(s), 'surrogatepass')
343 if (cls is None and object_hook is None and
344 parse_int is None and parse_float is None and
345 parse_constant is None and object_pairs_hook is None and not kw):
--> 346 return _default_decoder.decode(s)
s = ''
_default_decoder = <json.decoder.JSONDecoder object at 0x000002A5623AFC40>
347 if cls is None:
348 cls = JSONDecoder

File ~\AppData\Local\miniforge3\envs\brnws\lib\json\decoder.py:337, in JSONDecoder.decode(self=<json.decoder.JSONDecoder object>, s='', _w=)
332 def decode(self, s, _w=WHITESPACE.match):
333 """Return the Python representation of s (a str instance
334 containing a JSON document).
335
336 """
--> 337 obj, end = self.raw_decode(s, idx=_w(s, 0).end())
s = ''
self = <json.decoder.JSONDecoder object at 0x000002A5623AFC40>
_w = <built-in method match of re.Pattern object at 0x000002A5622F53C0>
338 end = _w(s, end).end()
339 if end != len(s):

File ~\AppData\Local\miniforge3\envs\brnws\lib\json\decoder.py:355, in JSONDecoder.raw_decode(self=<json.decoder.JSONDecoder object>, s='', idx=0)
353 obj, end = self.scan_once(s, idx)
354 except StopIteration as err:
--> 355 raise JSONDecodeError("Expecting value", s, err.value) from None
s = ''
356 return obj, end

JSONDecodeError: Expecting value: line 1 column 1 (char 0)