Can someone help me understand the below issue. Also, if any resolution available.
{"type":"error","@timestamp":"2021-04-25T01:41:28Z","tags":,"pid":3076,"level":"error","error":{"message":"blocked by: [FORBIDDEN/8/index write (api)];: [cluster_block_exception] blocked by: [FORBIDDEN/8/index write (api)];","name":"Error","stack":"[cluster_block_exception] blocked by: [FORBIDDEN/8/index write (api)]; :: {"path":"/.kibana/doc/upgrade-assistant-telemetry%3Aupgrade-assistant-telemetry/_update","query":{"refresh":"wait_for","_source":"true"},"body":"{\"script\":{\"source\":\"\\n if (ctx._source[params.type][params.counterFieldName] == null) {\\n ctx._source[params.type][params.counterFieldName] = params.count;\\n }\\n else {\\n ctx._source[params.type][params.counterFieldName] += params.count;\\n }\\n ctx._source.updated_at = params.time;\\n \",\"lang\":\"painless\",\"params\":{\"count\":1,\"time\":\"2021-04-25T01:41:28.900Z\",\"type\":\"upgrade-assistant-telemetry\",\"counterFieldName\":\"ui_open.indices\"}},\"upsert\":{\"upgrade-assistant-telemetry\":{\"ui_open.indices\":1},\"type\":\"upgrade-assistant-telemetry\",\"updated_at\":\"2021-04-25T01:41:28.900Z\"}}","statusCode":403,"response":"{\"error\":{\"root_cause\":[{\"type\":\"cluster_block_exception\",\"reason\":\"blocked by: [FORBIDDEN/8/index write (api)];\"}],\"type\":\"cluster_block_exception\",\"reason\":\"blocked by: [FORBIDDEN/8/index write (api)];\"},\"status\":403}"}\n at respond (E:\Server\Apps\Kibana\kibana-6.8.14-windows-x86_64\node_modules\elasticsearch\src\lib\transport.js:308:15)\n at checkRespForFailure (E:\Server\Apps\Kibana\kibana-6.8.14-windows-x86_64\node_modules\elasticsearch\src\lib\transport.js:267:7)\n at HttpConnector. (\Kibana\kibana-6.8.14-windows-x86_64\node_modules\elasticsearch\src\lib\connectors\http.js)\n at IncomingMessage.wrapper (Kibana\kibana-6.8.14-windows-x86_64\node_modules\elasticsearch\node_modules\lodash\lodash.js:)\n at IncomingMessage.emit (events.js:203:15)\n at endReadableNT (_stream_readable.js:1145:12)\n at process._tickCallback (internal/process/next_tick.js:63:19)"},"url":{"protocol":null,"slashes":null,"auth":null,"host":null,"port":null,"hostname":null,"hash":null,"search":null,"query":{},"pathname":"/api/upgrade_assistant/telemetry/ui_open","path":"/api/upgrade_assistant/telemetry/ui_open","href":"/api/upgrade_assistant/telemetry/ui_open"},"message":"blocked by: [FORBIDDEN/8/index write (api)];: [cluster_block_exception] blocked by: [FORBIDDEN/8/index write (api)];"}
