在filebeat中采集日志文件数据到kafka时显示ERROR kafka/client.go:131 Dropping event: no topic could be selected

filebeat6.8.0版本收集日志文件数据，日志打印错误信息如下：
ERROR kafka/client.go:131 Dropping event: no topic could be selected
ERROR kafka/client.go:131 Dropping event: no topic could be selected
ERROR kafka/client.go:131 Dropping event: no topic could be selected
。。。。
 
# 配置文件


 
 # 采集的日志文件数据