Hi Everyone!

Dear Professionals!

I am new to odoo. i have installed odoo 12e last week and today when i have started server it gives a following error. I have searched but did't solved. Kindly give me a solution. Waiting for reply. Thanks!

On Browser:

Forbidden

You don't have the permission to access the requested resource. It is either read-protected or not readable by the server.

Liclipse Error:

Traceback (most recent call last):
  File "/home/nasir/odooe/odooe12/odooe/odoo/addons/base/models/ir_http.py", line 109, in _authenticate
    request.session.check_security()
  File "/home/nasir/odooe/odooe12/odooe/odoo/http.py", line 1065, in check_security
    if not security.check_session(self, env):
  File "/home/nasir/odooe/odooe12/odooe/odoo/service/security.py", line 25, in check_session
    if expected and odoo.tools.misc.consteq(expected, session.session_token):
TypeError: unsupported operand types(s) or combination of types: 'str' and 'NoneType'
2020-03-09 07:34:55,208 5365 INFO lcmc_production werkzeug: 127.0.0.1 - - [09/Mar/2020 07:34:55] "GET /web/database/selector HTTP/1.1" 403 - 14 0.074 3.008
2020-03-09 07:34:55,434 5365 ERROR lcmc_production odoo.sql_db: bad query: b'SELECT "ir_attachment".id FROM "ir_attachment" WHERE (((("ir_attachment"."active" = true)  AND  "ir_attachment"."res_field" IS NULL )  AND  ("ir_attachment"."type" = \'binary\'))  AND  ("ir_attachment"."url" = \'/favicon.ico\')) ORDER BY "ir_attachment"."id" DESC  limit 1'
ERROR: column ir_attachment.active does not exist
LINE 1: ..."ir_attachment".id FROM "ir_attachment" WHERE (((("ir_attach...
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