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Odoo v11 to 13 migration error

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The question has been closed for reason: not enough information given to provide help

by
Ermin Trevisan
on 09/16/2020 09:09:41

How to solve this error

When i migrate account_voucher module from Odoo v11 to 13 it will display this error can anyone help me to solve this error ?


   # for e in relaxng.error_log:
NameError: name 'relaxng' is not defined

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1) When have you faced this error ? while database migration or custom module migration ?

2) If you are migration your database then ,Did you migrate your database with open upgrade and followed the steps like v11 to v12 to v13 ?

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Module migration account_voucher module from Odoo v11 to 13

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Ermin Trevisan
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Please use a more specific title and provide some more context.

3 Answers