Could not parse date/time expected date field to not be null but was null – Elasticsearch Error How To Solve Related Issues



Could not parse date/time expected date field to not be null but was null – Elasticsearch Error How To Solve Related Issues

Updated: July-20

Elasticsearch Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up  which can resolve issues causing many errors 

 

This guide will help you check for common problems that cause the log “could not parse date/time expected date field to not be null but was null” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: plugin.


Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to discover the cause of many errors and provides suitable actionable recommendations (free tool that requires no installation). 

Log Context

Log”could not parse date/time expected date field [{}] to not be null but was null”classname  is WatcherDateTimeUtils.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

return dateTimeFormatter.format(date);
  }
 
  public static ZonedDateTime parseDateMath(String fieldName; XContentParser parser; ZoneId timeZone; Clock clock) throws IOException {
  if (parser.currentToken() == XContentParser.Token.VALUE_NULL) {
  throw new ElasticsearchParseException("could not parse date/time expected date field [{}] to not be null but was null";
  fieldName);
  }
  return parseDateMathOrNull(fieldName; parser; timeZone; clock);
  }

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 java.time.format.DateTimeParseException: Text could not be parsed at index 21 -views 116,666 ,score 24

handling DATETIME values 0000-00-00 00:00:00 in JDBC -views   105,442,score 83



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