[jira] [Updated] (KAFKA-9883) Connect request to restart task can result in IllegalArgumentError: "uriTemplate" parameter is null

["Randall Hauch (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KAFKA-9883?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Randall Hauch updated KAFKA-9883:
---------------------------------
    Priority: Minor  (was: Major)

> Connect request to restart task can result in IllegalArgumentError: "uriTemplate" parameter is null
> ---------------------------------------------------------------------------------------------------
>
>                 Key: KAFKA-9883
>                 URL: https://issues.apache.org/jira/browse/KAFKA-9883
>             Project: Kafka
>          Issue Type: Bug
>          Components: KafkaConnect
>    Affects Versions: 2.4.0
>            Reporter: Randall Hauch
>            Priority: Minor
>
> When attempting to restart a connector, the following is logged by Connect:
>  
> {code:java}
> ERROR Uncaught exception in REST call to /connectors/my-connector/tasks/0/restart (org.apache.kafka.connect.runtime.rest.errors.ConnectExceptionMapper)
> java.lang.IllegalArgumentException: "uriTemplate" parameter is null.
>     at org.glassfish.jersey.uri.internal.JerseyUriBuilder.uri(JerseyUriBuilder.java:189)
>     at org.glassfish.jersey.uri.internal.JerseyUriBuilder.uri(JerseyUriBuilder.java:72)
>     at javax.ws.rs.core.UriBuilder.fromUri(UriBuilder.java:96)
>     at org.apache.kafka.connect.runtime.rest.resources.ConnectorsResource.completeOrForwardRequest(ConnectorsResource.java:263)
>     at org.apache.kafka.connect.runtime.rest.resources.ConnectorsResource.completeOrForwardRequest(ConnectorsResource.java:298)
>     at org.apache.kafka.connect.runtime.rest.resources.ConnectorsResource.restartTask(ConnectorsResource.java:218)
> {code}
> Resubmitting the restart REST request will usually resolve the problem.
>  



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