message: Fix the issue with attacheCore note called
diff: @@ -360,6 +360,8 @@ export abstract class SegmentSequence<T extends MergeTree.ISegment> extends Shar
  this.runtime.addListener("minSequenceNumberChanged", (msn: number) => {
  this.processMinSequenceNumberChanged(msn);
  });
  +
  + super.attachCore();
  }
  protected attachContent() {
  