Traceback (most recent call last):
File "/usr/lib/python3.8/site-packages/flask/app.py", line 2447, in wsgi_app
response = self.full_dispatch_request()
File "/usr/lib/python3.8/site-packages/flask/app.py", line 1952, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/usr/lib/python3.8/site-packages/flask/app.py", line 1821, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "/usr/lib/python3.8/site-packages/flask/_compat.py", line 39, in reraise
raise value
File "/usr/lib/python3.8/site-packages/flask/app.py", line 1950, in full_dispatch_request
rv = self.dispatch_request()
File "/usr/lib/python3.8/site-packages/flask/app.py", line 1936, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File "/usr/lib/python3.8/site-packages/prometheus_flask_exporter/__init__.py", line 753, in func
return f(*args, **kwargs)
File "/usr/lib/python3.8/site-packages/prometheus_flask_exporter/__init__.py", line 273, in prometheus_metrics
return generate_latest(registry), 200, headers
File "/usr/lib/python3.8/site-packages/prometheus_client/openmetrics/exposition.py", line 14, in generate_latest
for metric in registry.collect():
File "/usr/lib/python3.8/site-packages/prometheus_client/registry.py", line 83, in collect
for metric in collector.collect():
File "/usr/lib/python3.8/site-packages/prometheus_client/multiprocess.py", line 149, in collect
return self.merge(files, accumulate=True)
File "/usr/lib/python3.8/site-packages/prometheus_client/multiprocess.py", line 41, in merge
metrics = MultiProcessCollector._read_metrics(files)
File "/usr/lib/python3.8/site-packages/prometheus_client/multiprocess.py", line 61, in _read_metrics
file_values = MmapedDict.read_all_values_from_file(f)
File "/usr/lib/python3.8/site-packages/prometheus_client/mmap_dict.py", line 87, in read_all_values_from_file
used = _unpack_integer(data, 0)[0]
struct.error: unpack_from requires a buffer of at least 4 bytes for unpacking 4 bytes at offset 0 (actual buffer size is 0)
