Solr Exception occurred while document update: "Exception writing document id 462011469 to the index; possible analysis error"

Intermittently, for some of the stored data, the Solr throws the below error while updating. Unable to find any root cause for this:

"
org.apache.solr.common.SolrException: Exception writing document id 462011469 to the index; possible analysis error.
"

The complete exception has been attached to the thread.