Knowledge Base

Installing, updating or removing extensions in Plesk fails: file segments is not readable

On performing different operations in Plesk, for example:
- using the search bar on the top,
- installing Plesk updates,
- installing, updating or removing extensions
one of the following errors is shown:

The extension %%name%% was removed with errors: Error: GraphQL error: External exception. File '/opt/psa/var/search/segments_4b' is not readable. "

PHP Warning: fread(): Length parameter must be greater than 0; File: /opt/psa/admin/plib/vendor/zendframework/zendsearch/library/ZendSearch/Lucene/Storage/File/Filesystem.php, Line: 148
mmap() failed: [12] Cannot allocate memory
PHP Fatal error: Out of memory (allocated 16777216) (tried to allocate 4512838288218564640 bytes) in /opt/psa/admin/plib/vendor/zendframework/zendsearch/library/ZendSearch/Lucene/Storage/File/Filesystem.php on line 152

ERR [extension/revisium-antivirus] Execution of
/opt/psa/admin/plib/modules/revisium-antivirus/scripts/pre-uninstall.php
failed with exit code 1 and the output:
ERR [panel] SQLSTATE[HY000]: General error: 1 no such table: pool:
...
ERROR: PDOException: SQLSTATE[HY000]: General error: 1 no such
table: pool (Pool.php:95)

Wrong segments.gen file format

Wrong TermInfoFile file format

Wrong norms file format.

Wrong TermInfoIndexFile format.
Accessing Plesk extensions (e.g. ImunifyAV) results in an empty page or an error 500.

Segment files are missing or corrupted.

Reinstall Plesk Catalog extension and recreate index files:

Connect to the server using SSH.
Remove the index files:

# rm -rf /usr/local/psa/var/search/*
# rm -rf /usr/local/psa/var/modules/catalog/search/*
Reinstall Plesk Extension Catalog:

# plesk bin extension -i catalog
Recreate the indexes:

# plesk daily SearchIndex

Connect to the server using RDP.
Delete all files in folders %plesk_dir%varsearch and %plesk_dir%varmodulescatalogsearch.
Reinstall Plesk Extension Catalog:

plesk bin extension -i catalog
Recreate the indexes:

plesk daily SearchIndex
plesk bin extension --exec catalog update-index.php