Joomla 4.4 & JoomShopping 5.2.1

Joomla 4.4 & JoomShopping 5.2.1

Error after upgrading Joomla to version 4.4.
"Cannot unpack array with string keys"

OpenServer 5.4 PHP 8.0

Aw: Joomla 4.4 & JoomShopping 5.2.1

Configuration /
Debug System: Y

Aw: Joomla 4.4 & JoomShopping 5.2.1

It's too early to panic!
The Joomla update on my website was not successful. I do not understand why.
I think that the update is not completely ready.

Aw: Joomla 4.4 & JoomShopping 5.2.1

Some here, but after update to Joomla 4.4. everthing works fine.

Aw: Joomla 4.4 & JoomShopping 5.2.1

Installed on an open server - Joomla 4 cannot install the Joomshopping component and gives an error:
JInstaller: :Install: Could not find the XML file to install the package.
JInstaller: :Install: Ошибка SQL: Duplicate column name 'manufacturer_code'.

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Aw: Joomla 4.4 & JoomShopping 5.2.1

JoomShopping version?
-----------------------------------
for 5.2.1

1. download Joomshopping 5.2.2
https://www.webdesigner-profi.de/joomla-webdesign/joomla-shop/downloads.html

2. extract zip.

3. delete all file xxx.sql
admin\sql\updates\mysql\

4. create new zip

5. install