The Clojure Collector relies on the default CORS configuration provided by Tomcat which was recently updated in version 8.0.53 to remove
* as the allowed origins as well as change supports credentials to
Unfortunately, this results in CORS requests being rejected by the Clojure Collector when running on Tomcat version 8.0.53 or above and consequently the subsequent POST requests which would have followed are not made.
Who is affected
You are affected if:
- you’re running Tomcat version 8.0.53 or above, or
- you’re running an AWS AMI containing such a version of Tomcat such as the latest one:
Java 8 with Tomcat 8 version 3.0.2
How to avoid this issue
You can run the Clojure Collector in any of the versions before 8.0.53.
When will a fix be rolled out
A fix will be rolled out in a future release. You can check out the specific issue to follow our progress.