Just one week after the 15.0.0, we publish a first bugfix version (15.0.1).
Look at the detailled release notes for more information.

Added

• [3D View] Allow to texture USD Meshes that have displayColor and no Material bindings
• [3D View] Do not automatically create one material per mesh that does not have a material binding
• [3D View] Rename "Converged pixel samples" to "Samples"
• [3D View] Rename the "UV Scale Enabled" parameter to "Enable Physical Size from Graph"
• [3D View] Scale down the displacement intensity according to the 'Tiling' parameter
• [3D View/OpenGL/Iray] Add a message in the viewport when the default environment is disabled
• [Bakers] Use icons for buttons to reorder lines in the Bakers render list
• [Preferences] Add an option to define the default 3D View renderer
• [Properties] Make 'Reset to default' use the authored default values if any

Fixed

• [3D View] Artefacts on specific scene when rendered with OpenGL
• [3D View] Default environment is not disabled when loading a USD 3D scene resource that contains one
• [3D View] Displaying the viewport contextual menu takes several seconds in large scenes
• [3D View] 'Emissive intensity' is 0 when overriding non-USD materials using 'Emissive color' only
• [3D View] Red and Blue channels are swapped in 8-bit texture used as environment
• [3D View] RMB drag&drop does not work consistently because of right click register
• [3D View] 'Show only' on subset hides its parent mesh
• [3D View] The default Scenes loaded from a files appears with a wrong base color
• [3D View] 'UV Scale' property is reset when switching from OpenGL to another renderer and back
• [3D View][Iray] Renders are often blurry and pixelated
• [Bakers] Artifacts when using diffusion on an AMD GPU
• [Bakers] Baking fails with some scenes for UV sets other than 0
• [Bakers] 'Transferred texture': The 'UV Set' list does not take 'Use low as high poly' option into account
• [Bakers] UV tiles selection is always reset to 'All'
• [Graph] Crash when deleting a node in context
• [Mac OS][3D View] Incorrect render resolution on mac displays
• [Parameters] Modified parameters are not stylized on first display
• [UX] Disabled items in dropdown menu are invisible