# v0.97.0..v0.98.0: Update constraint of 1.0

## [1.0]
* [[\#1617](https://github.com/vrm-c/UniVRM/pull/1617)] joint が複数の chain に所属する場合に AddComponent に失敗する
* [[\#1607](https://github.com/vrm-c/UniVRM/pull/1607)] Fix10/update constraint spec
* [[\#1609](https://github.com/vrm-c/UniVRM/pull/1609)] Byte4型の ~~BoneWeight~~ SkinJoint に対応
* [[\#1612](https://github.com/vrm-c/UniVRM/pull/1612)] [1.0] migration のエラーハンドリングを修正
* [[\#1608](https://github.com/vrm-c/UniVRM/pull/1608)] ScriptedImporter の Editor の null error 
* [[\#1601](https://github.com/vrm-c/UniVRM/pull/1601)] Expression の初期化待ち合わせ
* [[\#1602](https://github.com/vrm-c/UniVRM/pull/1602)] [ContextMenu("AddJointsToAllChild0")]
* [[\#1599](https://github.com/vrm-c/UniVRM/pull/1599)] Fix FastSpringBoneService initializing flow for #1567
* [[\#1587](https://github.com/vrm-c/UniVRM/pull/1587)] Fix a error in migrating FirstPerson.
* [[\#1598](https://github.com/vrm-c/UniVRM/pull/1598)] Fix10/divided migration
* [[\#1588](https://github.com/vrm-c/UniVRM/pull/1588)] UnityEngine.Matrix4x4 は列ベクトル表現なので、root * parent * local の向きに乗算する必要がある…
* [[\#1586](https://github.com/vrm-c/UniVRM/pull/1586)] Add null checks in migrating springbone collider groups.

## Importer
* [[\#1610](https://github.com/vrm-c/UniVRM/pull/1610)] シーン構成によっては、稀にエラーになるっぽい？

## Exporter
* [[\#1593](https://github.com/vrm-c/UniVRM/pull/1593)] Added ExportSetting to allow HideFlags ins MeshFilters

## その他
* [[\#1589](https://github.com/vrm-c/UniVRM/pull/1589)] Questなどの一部端末で、一定時間経過後にMToonのテクスチャスクロールがカクカクする問題を修正
* [[\#1600](https://github.com/vrm-c/UniVRM/pull/1600)] Unity公式モジュールの依存関係が不足している問題を修正
* [[\#1616](https://github.com/vrm-c/UniVRM/pull/1616)] UniVRM-0.98.0
* [[\#1585](https://github.com/vrm-c/UniVRM/pull/1585)] UniVRM-0.97.0