APS application installation fails: There is not enough space on the disk

Symptoms

• Unable to install APS Application (e.g. WordPress) at  Domains > example.com > Applications

• Installation fails with error:

  PLESK_ERROR: Error: Installation of WordPress at http://domain.tld/wordpress failed. Non-zero exit status returned by script. Output stream: 'PHP Warning: require(C:\\inetpub\\sites\\domain.tld\\httpdocs\\wordpress/wp-includes/version.php): failed to open stream: No such file or directory in C:\\inetpub\\sites\\domain.tld\\httpdocs\\wordpress\\wp-settings.php on line 30

• In %plesk_dir%\\admin\\logs\\php_error.log there is an additional error:

  PLESK_ERROR: ERR (3) [panel]: Application deployment failed: Unable to copy (C:\\Program Files (x86)\\Parallels\\Plesk\\var\\apspackages\\apsC464.tmp.zip713d4563-8785-9b91-1c\\cache\\htdocs\\wp-includes\\post.php) to (C:\\inetpub\\sites\\domain.tld\\httpdocs\\wordpress\\wp-includes\\post.php): (112) There is not enough space on the disk.
  (Error code 1)

• WP Toolkit scanning fails with the following error message in Plesk:

  PLESK_ERROR: Scanning for WordPress installations finished with errors:
  filemng failed: Unable to create file 'C:\Program Files (x86)\Parallels\Plesk\tmp\{5506a36e-17c5-11e8-9c3a-00155d030308}': (112) There is not enough space on the disk.
  at execute "C:\Program Files (x86)\Parallels\Plesk\admin\bin\filemng" jdoe --temp-file "--destination=C:\Program Files (x86)\Parallels\Plesk\tmp"(RunTime::RunAsUser::run line 221)
  (Error code 1)

• Not possible to create, edit or upload files in File Manager:

  PLESK_ERROR: filemng failed: Unable to create file 'C:\Program Files (x86)\Parallels\Plesk\tmp\{5506a36e-17c5-11e8-9c3a-00155d030308}': (112) There is not enough space on the disk. at execute "C:\Program Files (x86)\Parallels\Plesk\admin\bin\filemng" jdoe --temp-file "--destination=C:\Program Files (x86)\Parallels\Plesk\tmp"(RunTime::RunAsUser::run line 221) (Error code 1)

Cause

Disk quota is reached by FTP user of subscription.

Resolution

1. Log into Plesk

2. Go to Domains > example.com > Web Hosting Access and increase Hard quota on disk space value.