Php 8.2 Compatibility

Preconditions

1. php 8.2
2. Magento 2.4.6

Steps to reproduce

1. install data migration tool
2. run Magento compilation: bin/magento setup:di:compile

Expected result

1. no error

Actual result

In ErrorHandler.php line 62:

Deprecated Functionality: Creation of dynamic property Migration\Logger\FileHandler::$filesystem is deprecated in /var/www/vendor/magento/data-migration-tool/src/Migration/Logger/FileHandler.php on line 50

Additional notes

[m2-assistant]

Hi @fooman. Thank you for your report.
To speed up processing of this issue, make sure that you provided sufficient information.
Add a comment to assign the issue: @magento I am working on this

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[oceane410]

I had the same problem and hot fix it on my side (by declaring these missing properties)
There are also issue when launching php bin/magento migrate:data

• Deprecated Functionality: Creation of dynamic property Migration\Step\Eav\Helper::$source is deprecated in data-migration-tool/src/Migration/Step/Eav/Helper.php on line 68
• Deprecated Functionality: Creation of dynamic property Migration\Step\Customer\Model\SourceRecordsCounter::$entityTypeCode is deprecated in /data-migration-tool/src/Migration/Step/Customer/Model/SourceRecordsCounter.php on line 48

[mustafaslk]

php bin/magento migrate:data -a app/code/Vendor/Migration/etc/opensource-to-opensource/1.9.4.0/config.xml

[jesse-deboer]

@magento I am working on this

Created a PR for this: #917. In the meantime you can use this as a patch: https://patch-diff.githubusercontent.com/raw/magento/data-migration-tool/pull/917.patch

[m2-assistant]

Hi @jesse-deboer! 👋
Thank you for collaboration. Only members of Community Contributors Team are allowed to be assigned to the issue. Please use @magento add to contributors team command to join Contributors team.

[jesse-deboer]

@victor-v-rad is it possible to merge this one to also give support for PHP 8.2?

[deemantha22]

Hi,

I am getting the same error on M 246 PHP 8.2

Deprecated Functionality: Creation of dynamic property Migration\Logger\FileHandler::$filesystem is deprecated

added protected $filesystem; and it fixed it