Body: <p>I am trying to export the participant details for an event, however, I keep getting the error message below</p>
  <p>PEAR_Exception: DB Error: unknown error in /home/ifm/httpdocs/wp-content/plugins/civicrm/civicrm/vendor/pear/pear-core-minimal/src/PEAR.php on line 922</p>
  <ul>
  <li>DB_Error: DB Error: unknown error in unknown on line unknown</li>
  </ul>
  <p>I have never had this before and have been using CiVi for years</p>
  <p>Any ideas what has gone wrong?</p>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2022-03-06T19:55:10.967Z
Comments.Text: Look in [ConfigAndLog](https://civicrm.stackexchange.com/questions/15931/where-are-the-configandlog-and-templates-c-directories) for the error, or temporarily turn on "display backtrace" under administer - system settings - debugging.
Comments.UserDisplayName: Demerit
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2022-03-07T16:36:11.677Z
Comments.Text: To add to the last comment - If you enable "debugging" and "backtrace", you'll get a much more detailed error.  You should then edit this question to include that info, which will allow folks to help troubleshoot.
Comments.UserDisplayName: Jon G - Megaphone Tech
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2022-03-08T06:50:21.900Z
Comments.Text: Thank you, that is really helpful
Comments.UserDisplayName: Paul Coulson
Tags: <civievent><registration><online-registration>
Title: Unable to export participants list from an event registration
ThreadText: # Unable to export participants list from an event registration
  
  (Asked by: username_0 on 2022-03-06)
  
  I am trying to export the participant details for an event, however, I keep getting the error message below
  
  PEAR\_Exception: DB Error: unknown error in /home/ifm/httpdocs/wp-content/plugins/civicrm/civicrm/vendor/pear/pear-core-minimal/src/PEAR.php on line 922
  
  * DB\_Error: DB Error: unknown error in unknown on line unknown
  
  I have never had this before and have been using CiVi for years
  
  Any ideas what has gone wrong?
  
  **Tags:** civievent, registration, online-registration
  
  > **Comments:**
  > **username_1**: Look in [ConfigAndLog](https://civicrm.stackexchange.com/questions/15931/where-are-the-configandlog-and-templates-c-directories) for the error, or temporarily turn on "display backtrace" under administer - system settings - debugging.  
  > **username_2**: To add to the last comment - If you enable "debugging" and "backtrace", you'll get a much more detailed error.  You should then edit this question to include that info, which will allow folks to help troubleshoot.  
  > **username_0**: Thank you, that is really helpful  
  
  ---
  
  ## 0 answers
  
  