mongodb的错误，麻烦看下The featureCompatibilityVersion must be 3.4 to use collation

[梦回的承诺]

org.springframework.dao.InvalidDataAccessApiUsageException: Query failed with error code 72 and error message 'The featureCompatibilityVersion must be 3.4 to use collation. See http://dochub.mongodb.org/core/3.4-feature-compatibility.' on server localhost:27017; nested exception is com.mongodb.MongoQueryException: Query failed with error code 72 and error message 'The featureCompatibilityVersion must be 3.4 to use collation. See http://dochub.mongodb.org/core/3.4-feature-compatibility.' on server localhost:27017
at org.springframework.data.mongodb.core.MongoExceptionTranslator.translateExceptionIfPossible(MongoExceptionTranslator.java:124)
Suppressed: reactor.core.publisher.FluxOnAssembly$OnAssemblyException:
Error has been observed at the following site(s):

Stack trace:


Query failed with error code 72 and error message 'The featureCompatibilityVersion must be 3.4 to use collation


哪位大神看下，这个是为什么报错