Access to elastic.co cluster Kibana error

Hello,
We have a cluster hosted on elastic.co, every time i access the Kiban dashboard I get the following error

[instance-****] failed to execute [script] transform for [disVcG_pRUaBuOK_EkrBpw_elasticsearch_cluster_status_2a57a80a-a061-4ecd-98c0-1be1ad2b8ab3-2021-01-12T15:42:16.919726Z] org.elasticsearch.script.ScriptException: runtime error at org.elasticsearch.painless.PainlessScript.convertToScriptException(PainlessScript.java:94) ~[?:?] at org.elasticsearch.painless.PainlessScript$Script.execute(ctx.vars.email_recipient = (ctx.payload.kibana_settings.hits.total > 0 && ctx.payload.kibana_settings.hits.hits[0]._source.kibana_settings.xpack != null) ? ctx.payload.kibana_settings.hits.hits[0]._source.kibana_settings.xpack.default_admin_email : null;ct ...:1152) ~[?:?] at org.elasticsearch.xpack.watcher.transform.script.ExecutableScriptTransform.doExecute(ExecutableScriptTransform.java:49) ~[x-pack-watcher-7.3.1.jar:7.3.1] at org.elasticsearch.xpack.watcher.transform.script.ExecutableScriptTransform.execute(ExecutableScriptTransform.java:38) [x-pack-watcher-7.3.1.jar:7.3.1] at org.elasticsearch.xpack.watcher.transform.script.ExecutableScriptTransform.execute(ExecutableScriptTransform.java:23) [x-pack-watcher-7.3.1.jar:7.3.1] at org.elasticsearch.xpack.watcher.execution.ExecutionService.executeInner(ExecutionService.java:505) [x-pack-watcher-7.3.1.jar:7.3.1] at org.elasticsearch.xpack.watcher.execution.ExecutionService.execute(ExecutionService.java:309) [x-pack-watcher-7.3.1.jar:7.3.1] at org.elasticsearch.xpack.watcher.execution.ExecutionService.lambda$executeAsync$5(ExecutionService.java:410) [x-pack-watcher-7.3.1.jar:7.3.1] at org.elasticsearch.xpack.watcher.execution.ExecutionService$WatchExecutionTask.run(ExecutionService.java:605) [x-pack-watcher-7.3.1.jar:7.3.1] at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:688) [elasticsearch-7.3.1.jar:7.3.1] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?] at java.lang.Thread.run(Thread.java:834) [?:?] Caused by: java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0 at jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) ~[?:?] at jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70) ~[?:?] at jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248) ~[?:?] at java.util.Objects.checkIndex(Objects.java:372) ~[?:?] at java.util.ArrayList.get(ArrayList.java:458) ~[?:?] at org.elasticsearch.painless.PainlessScript$Script.execute(ctx.vars.email_recipient = (ctx.payload.kibana_settings.hits.total > 0 && ctx.payload.kibana_settings.hits.hits[0]._source.kibana_settings.xpack != null) ? ctx.payload.kibana_settings.hits.hits[0]._source.kibana_settings.xpack.default_admin_email : null;ct ...:429) ~[?:?] ... 11 more

when i try to access it I get Cannot connect to the Elasticsearch cluster but the GET endpoint works

should i simply restart Kibana?