Litespeed extension throws an error after update to Plesk 18.0.50: Exception Caught – Warning: Undefined array key “REMOTE_ADDR” in PleskEscalate.php

Dmitry Bystrov

1 year ago

Symptoms

Litespeed extension can not be opened from Plesk > Extensions > My Extensions > Litespeed > Open with the below error on Plesk Obsidian 18.0.50:

Exception Caught - Warning: Undefined array key "REMOTE_ADDR" in /usr/local/psa/admin/plib/modules/litespeed/library/PleskEscalate.php on line 1488

Plesk was switched to PHP 8.0:

# sw-engine -v
PHP 8.0.27 (cli) (built: Jan 14 2023 15:19:43) ( NTS )
Copyright (c) The PHP Group

And Litespeed extension is not compatible with PHP 8.0.

The new version of the LiteSpeed extension - 1.4.11-0 - has been prepared by the vendor.
Update the Litespeed extension.

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