'autoIndexID' is not a valid collection option - mongoDB
The correct option is autoIndexId
, you had put autoIndexID
.
autoIndexId
option has been removed in 3.4 and was already deprecated in 3.2
From mongo doc and https://jira.mongodb.org/browse/SERVER-19067:
Deprecated since version 3.2: The autoIndexId option will be removed in version 3.4.
Also, for capped collection :
Capped collections have an _id field and an index on the _id field by default.