Plesk PHP Composer extension command fails with: Call to undefined function PleskExtComposerClicreate_function()

Symptoms

• The CLI PHP Composer extension command below fails with an error:

  # plesk ext composer --application -list
  Call to undefined function PleskExtComposerClicreate_function()

Cause

Plesk PHP Composer extension bug with ID #EXTPLESK-4427 which will be fixed in future extension updates.

Workaround

Until the bug is fixed as a workaround:

1. Log into Plesk

2. Find the applications list at Domains > example.com > PHP Composer