Symptoms
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Cannot log into Plesk with the following error:
Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 7.4.0".
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The following error is being output to the panel.log:
[2022-10-21 11:33:18.591] ERR [panel] PHP User Error: Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 7.4.0". You are running 7.3.16.; File: /usr/local/psa/admin/plib/modules/monitoring/vendor/composer/platform_check.php, Line: 24
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Old Plesk version (e.g. 18.0.34) is in use.
Cause
Product issue:
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#EXTPLESK-4019 "Logging in to Plesk Obsidian 18.0.35 and earlier with Plesk Monitoring 2.4.0 installed no longer fails with the “Your Composer dependencies require a PHP version >= 7.4.0” error."
Fixed in:- Monitoring 2.4.1 21 October 2022
- Monitoring 2.4.0 20 October 2022
Resolution
Workaround
If update is not possible for some reason you may try the following
workaround
Update Plesk Monitoring extension using command-line interface to the latest version.
If update is not possible, disable the extension as a workaround :
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Connect to the server via SSH.
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Disable the extension:
# plesk bin extension --disable monitoring