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Home > Success Center > Orion Platform > Orion - Knowledgebase Articles > Remove old polling engines and websites from previous migrations in the Orion Platform

Remove old polling engines and websites from previous migrations in the Orion Platform

Updated March 13, 2019

Overview

When you run diagnostics on the main polling engine, you receive an error that refers to old websites and polling engines from previous installations on different servers. 

Environment

Orion Platform 2016.1 and later

Cause

  • Old polling engine in the engines table.
  • Old websites in the websites table.

Resolution

Back up the database before making any changes.

  1. Open the Database Manager.
  2. Run the query below to check for incorrect polling engines that are no longer valid:
    Select * from engines
  3. Modify the query below to include the old polling engine ID and run the query to remove the polling engines that are no longer valid:
    Delete from engines where engineid = 'YOURID'
    clipboard_e9375e826479b1389068c42e8ada9cf14.png
  4. Run the query below to check for incorrect websites that are no longer valid:
    Select * from websites
  5. Modify the query below to include the old website ID and run the query to remove the websites that are no longer valid:
    Delete from websites where websiteid = 'YOURID' 
  6. Run the query below to check for incorrect Orion Server entries that are no longer valid:
    Select * from OrionServers
  7. Modify the query below to include the old Orion Server ID and run the query below to remove the Orion Servers:
    Delete from OrionServers where OrionServerID = 'YOURID' 
  8. Run Orion Diagnostics to make sure the errors no longer appear when it completes.
Old polling engines, websites, and Orion Severs are deleted in the database.

 

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