Lab Extension Manager

Hello am having a following issue when i try to install from third party extension manager on jupyterlab i get the following error

Error communicating with server extension. Consult the documentation for how to ensure that it is enabled.

Reason given:

Error: 500 (Internal Server Error)

please can some guide me what can i do

and this is what i get from the terminal [W 2020-06-21 15:31:42.908 SingleUserNotebookApp web:1786] 500 POST /user/bhagat/lab/api/extensions?159277 1502000 (::ffff: [Errno 13] Permission denied: ‘/opt/anaconda3/envs/jupyter-hub/share/jupyte r/lab/extensions/jupyterlab-latex-2.0.0.tgz’
[W 2020-06-21 15:31:42.908 SingleUserNotebookApp handlers:608] [Errno 13] Permission denied: ‘/opt/anacond a3/envs/jupyter-hub/share/jupyter/lab/extensions/jupyterlab-latex-2.0.0.tgz’
[E 2020-06-21 15:31:42.909 SingleUserNotebookApp log:166] {
“X-Forwarded-Host”: “”,
“X-Forwarded-Proto”: “http”,
“X-Forwarded-Port”: “8000”,
“X-Forwarded-For”: “::ffff:”,
“Cache-Control”: “no-cache”,
“Pragma”: “no-cache”,
“Cookie”: “jupyterhub-user-bhagat=[secret]; _xsrf=[secret]; jupyterhub-session-id=[secret]”,
“Connection”: “close”,
“Content-Length”: “54”,
“Origin”: “”,
“X-Xsrftoken”: “2|7deb5725|6d877041eb2483a36da0f0856d2c2e88|1592254840”,
“Authorization”: “token [secret]”,
“Content-Type”: “application/json”,
“Referer”: “”,
“Accept-Encoding”: “gzip, deflate”,
“Accept-Language”: “en-US,en;q=0.5”,
“Accept”: “/”,
“User-Agent”: “Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0”,
“Host”: “”