Solr search not working

Original Question or Issue:

How can SOLR resume indexing of files and recover back advanced search functionalities that were previously working on the FileCloud system?

Environment:

• Product - FileCloud Server
• Version - Any
• Platform - Any

Steps to Reproduce:

Error or Log Message:

No results for "filename"..

Defect or Enhancement Number:

Cause:

Resolution or Workaround:

• Stop the Solr service (Content Search) from FileCloud Control Panel
• Kill (if exists) any Java processes from the windows process list
• Move the folder "fccore" outside of Solr directory "C:\xampp\solr\server\solr" 
• Start the Solr service (Content Search) from FileCloud Control Panel
• Go to Admin Portal > Settings > Content Search > Click on Configure
• Index / Re-index Managed Storage and Network Shares
  • Admin Portal > Settings > Content Search
  • Admin Portal > Network Share > Edit Network Folder

Notes:

If you have more than 50K files please also increase the heap memory size to 2 or 3 GB:  SOLR Config Tips - FileCloud Docs - Server