Github user simonellistonball commented on a diff in the pull request: https://github.com/apache/metron/pull/779#discussion_r141869253 --- Diff: metron-interface/metron-rest/src/main/java/org/apache/metron/rest/controller/RestExceptionHandler.java --- @@ -45,4 +45,14 @@ private HttpStatus getStatus(HttpServletRequest request) { } return HttpStatus.valueOf(statusCode); } + + private String getFullMessage(Throwable ex) { + String fullMessage = ex.getMessage(); + Throwable cause = ex.getCause(); + while(cause != null) { + fullMessage = cause.getMessage(); + cause = cause.getCause(); + } + return fullMessage; --- End diff -- @merrimanr I'm suggesting we log it somewhere, right now there is no apparent indication in the rest logs, so people end up hunting. When I hit the missing alter: nested template the other day, it took a PCAP of the transport protocol to find out what the actual root error was.
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