jmap-kit
    Preparing search index...

    Variable UNKNOWN_CAPABILITYConst

    UNKNOWN_CAPABILITY: "urn:ietf:params:jmap:error:unknownCapability" = ...

    The client included a capability in the "using" property of the request that the server does not support.

    RFC 8620 Section 3.6.1 - Request-Level Errors

    Settings

    Member Visibility