How to recover from Solr deleted index files?

Question

When I delete solr\'s index files on disk, (found in /solr/data/index and solr/data/spellchecker), solr throws an exception whenever I try to make

Answer 1

The problem may lie with the segments file if you delete the index . the files are physically deleted but are present in the ram or cache of the solr . Avoid deleting files directly from solr index files physically . use delete query to delete the index , doing this would alter the segments of the index and you will not have to restart the solr

regards

Rajat