Can't log in to odoo 11 database : odoo.addons.base.ir.ir_qweb.qweb.QWebException

qweb valueerror QWebException odoo11

2 Svar

8334 Vyer

Nebil Aydi

When I want to log in to my database I got this error ..
I don't know where is the problem ..
It was completely functional ..

odoo.addons.base.ir.ir_qweb.qweb.QWebException
odoo.addons.base.ir.ir_qweb.qweb.QWebException: Name node can't be used with 'None' constant
Traceback (most recent call last):
  File "/home/nebil/Documents/odoo/odoo11/odoo/odoo/addons/base/ir/ir_qweb/qweb.py", line 331, in compile
    unsafe_eval(compile(astmod, '<template>', 'exec'), ns)
ValueError: Name node can't be used with 'None' constant

Error when compiling AST
ValueError: Name node can't be used with 'None' constant
Template: 162
Path: /templates/t/t/form/div[4]/button
Node: <button type="submit" class="btn btn-primary">Log in</button>

Kiran K

Bästa svar

The Issue is with Python 3.8

Downgrade your python version below 3.8 and try.

Hope it helps :)

Nebil Aydi

Författare

Thank you very much ..

you saved my life ..

abcd, abhishek

how do I downgrade to older version? does it will affect other odoo versions

Nebil Aydi

Författare

@abhishek you can use virtual environment with different version of python ..

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odoo.addons.base.ir.ir_qweb.qweb.QWebException

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