初学，做金融分析。问题：安装anaconda,打开navigator出错
已经试过网传的update，还是报错。
①请问解决方法
②有没有其他的可替代anaconda
报错内容：
Navigator Error
An unexpected error occurred on Navigator start-up
Report
Please report this issue in the anaconda issue tracker
Main Error
'list' object has no attribute 'get'
Traceback
Traceback (most recent call last):
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\exceptions.py", line 74, in exception_handler
return_value = func(*args, **kwargs)
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\app\start.py", line 137, in start_app
window = run_app(splash)
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\app\start.py", line 59, in run_app
window = MainWindow(splash=splash)
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\widgets\main_window_init_.py", line 228, in init
self.api = AnacondaAPI()
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\api\anaconda_api.py", line 1168, in AnacondaAPI
ANACONDA_API = _AnacondaAPI()
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\api\anaconda_api.py", line 69, in init
self._conda_api = CondaAPI()
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\api\conda_api.py", line 1905, in CondaAPI
CONDA_API = _CondaAPI()
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\api\conda_api.py", line 497, in init
self.set_conda_prefix(info=get_conda_info(allow_fixes=True))
File "C:\Users\jo\anaconda3\lib\site-packages\anaconda_navigator\api\conda_api.py", line 650, in set_conda_prefix
self.ROOT_PREFIX = info.get('root_prefix') # str
AttributeError: 'list' object has no attribute 'get'