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 “malformed regular expression file; should continue with ‘array’ after ‘object'” 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: .
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”malformed regular expression file; should continue with ‘array’ after ‘object'”classname is UserAgentParser.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
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 Parsing JSON giving "unexpected token o" error -views 688,786 ,score 451
2 JSONDecodeError: Expecting value: line 1 column 1 (char 0) -views 650,279,score 262