load config section forbiddened

[waitfortea]

i start it in conda virtual python environment,is it the problem? how to fix it

[waitfortea]

File C:\Users\Administrator.jupyter\nbconfig\common.json is OK.
{'load_extensions': {'jupyter-js-widgets/extension': True, 'jupyter_dashboards/notebook/main': True, 'rise/main': True, 'nbextensions_configurator/config_menu/main': True, 'contrib_nbextensions_help_item/main': True}}
File C:\Users\Administrator.jupyter\nbconfig\notebook.json is OK.
{'load_extensions': {'nbextensions_configurator/tree_tab/main': True, 'tree-filter/index': False, 'ipyparallel/main': False}}
File C:\Users\Administrator.jupyter\nbconfig\tree.json is OK.

here is the result of the check code i see from other

[waitfortea]

Known nbextensions:
config dir: C:\Users\Administrator.jupyter\nbconfig
notebook section
jupyter-js-widgets/extension enabled
- Validating: ok
jupyter_dashboards/notebook/main enabled
- Validating: problems found:
- require? X jupyter_dashboards/notebook/main
rise/main enabled
- Validating: problems found:
- require? X rise/main
nbextensions_configurator/config_menu/main enabled
- Validating: problems found:
- require? X nbextensions_configurator/config_menu/main
contrib_nbextensions_help_item/main enabled
- Validating: ok
tree section
nbextensions_configurator/tree_tab/main enabled
- Validating: problems found:
- require? X nbextensions_configurator/tree_tab/main
tree-filter/index disabled
ipyparallel/main disabled
config dir: D:\environment\anacondaPython\envs\nlp\etc\jupyter\nbconfig
notebook section
nbextensions_configurator/config_menu/main enabled
- Validating: problems found:
- require? X nbextensions_configurator/config_menu/main
jupyter-js-widgets/extension enabled
- Validating: ok
tree section
nbextensions_configurator/tree_tab/main enabled
- Validating: problems found:
- require? X nbextensions_configurator/tree_tab/main

here is the result of "jupyter notebook list"