Constant CODEC_FACTORY_LIFETIME_TRACKING_EVENTPAIR_PER_CREATE_MAX 

pub const CODEC_FACTORY_LIFETIME_TRACKING_EVENTPAIR_PER_CREATE_MAX: u32 = 16 /* 16u32 */;

More than this many calls to AttachLifetimeTracking() without a Create{X}() call will result in CodecFactory channel closing from the server end.