Multiple errors thrown on installing 2d animation from package manager. Refer the screenshot attached

Steps to reproduce:
1) Create a new project
2) Window > Package Manager
3) Install 2d animation.

Expected result: No error in console.
Actual result: Multiple errors thrown in the console.

Reproducible in: 2019.1.0a15 , 2019.1.0a13, 2019.1.0a11
Working fine in: 2019.1.0a10, 2018.3.0f2

Environment: Windows and Mac

Stack trace:
1)Library\PackageCache\com.unity.2d.animation@2.0.0-preview.1\Runtime\SpriteSkinUtility.cs(40,24): error CS1061: 'Sprite' does not contain a definition for 'GetBoneWeights' and no accessible extension method 'GetBoneWeights' accepting a first argument of type 'Sprite' could be found (are you missing a using directive or an assembly reference?)
2)Library\PackageCache\com.unity.2d.animation@2.0.0-preview.1\Runtime\SpriteSkin.cs(180,47): error CS1061: 'Sprite' does not contain a definition for 'GetBoneWeights' and no accessible extension method 'GetBoneWeights' accepting a first argument of type 'Sprite' could be found (are you missing a using directive or an assembly reference?)
3) Library\PackageCache\com.unity.2d.animation@2.0.0-preview.1\Runtime\SpriteSkin.cs(181,49): error CS1061: 'SpriteRenderer' does not contain a definition for 'GetDeformableVertices' and no accessible extension method 'GetDeformableVertices' accepting a first argument of type 'SpriteRenderer' could be found (are you missing a using directive or an assembly reference?)
4) Library\PackageCache\com.unity.2d.animation@2.0.0-preview.1\Runtime\SpriteSkin.cs(189,28): error CS1061: 'SpriteRenderer' does not contain a definition for 'UpdateDeformableBuffer' and no accessible extension method 'UpdateDeformableBuffer' accepting a first argument of type 'SpriteRenderer' could be found (are you missing a using directive or an assembly reference?)
5) Library\PackageCache\com.unity.2d.animation@2.0.0-preview.1\Runtime\SpriteSkinUtility.cs(214,38): error CS1061: 'Sprite' does not contain a definition for 'GetBoneWeights' and no accessible extension method 'GetBoneWeights' accepting a first argument of type 'Sprite' could be found (are you missing a using directive or an assembly reference?)
6) Library\PackageCache\com.unity.2d.common@1.0.11-preview.1\Editor\InternalBridge\InternalEditorBridge.cs(108,43): error CS0507: 'InternalEditorBridge.WrappedShortcutAttribute.CreateShortcutEntry(MethodInfo)': cannot change access modifiers when overriding 'internal' inherited member 'ShortcutAttribute.CreateShortcutEntry(MethodInfo)'
7) Library\PackageCache\com.unity.2d.common@1.0.11-preview.1\Editor\InternalBridge\InternalEditorBridge.cs(148,20): error CS0246: The type or namespace name 'ShortcutState' could not be found (are you missing a using directive or an assembly reference?)