Byl uvolněn "Update 4" (SP4) pro rodinu produktů Revit 2015. Jde o stejný build jako je v rozšířené subscription-verzi Revit 2015 R2 ("Sundial") - obsahuje tedy stejné opravy, ale na rozdíl od R2 neobsahuje její rozšířené funkce. Tedy SP4/UR4 je určen pro ty co nemají Subscription, kdežto rozšířený R2 je tentýž build pro ty co mají výhody Subscription. SP4 (chcete-li "UR4") pro Revit 2015 z Design Suites, pro Revit Architecture, Structure, MEP a LT si můžete stáhnout v sekci Download. Pro síťová rozmístění je k dispozici upravená verze tohoto SP4.Neinstalujte UR4 pokud máte nainstalován Revit 2015 R2 nebo pokud se chystáte R2 instalovat. Přehled oprav v UR4: Autodesk® Revit® Architecture 2015 Updates• Updates graphics certification file.• Improves visual display of filled regions, loss of color and pattern, when view is set to Realistic display style.*• Improves export of fill patterns on transparent faces.* • Improves stability when family-related corruption is encountered.*• Improves transmitting models with multiple external linked files stored on Revit Server when using eTransmit.*• Improves stability while tab-selecting into an element to add detail lines using the Pick Lines option.• Improves stability when using names longer than 128 characters in the Family Types dialog.• Improves stability when deleting an element that is in an invalid state.• Improves stability when clicking the door type preview button in some upgraded models.• Improves visual fidelity with surface types which contain singularities.• Improves stability when using file upgrade operations.*• Ensures the file name is populated within the upgrade dialog box.*• Improves stability when splitting a wall with an edited elevation profile.• Improves stability when iterating different wall join configurations.• Improves stability when splitting a wall.• Improves data integrity with Multi-Category schedules which include elements from a linked file.**• Improves stability when trying to rotate a view during the placement of the view on a sheet.• Improves stability when trying to Tag All in a view of a workshared model that is owned by another user.*• Improves stability when a user edited a wall structure with the preview window open.• Improves stability when placing a wall in files upgraded to Revit 2015.• Improves stability when multiple users try to modify the same family in a workshared environment.• Corrects the abundance of standard materials being created when repeatedly loading a family.• Improves stability when editing wall joins.• Improves stability when cancelling an IFC Link during the insertion of new IFC links.*• Corrects the behavior of placing families in a project when the family type selector is expanded.• Improves stability when adding a family to a design option set when the family type selector is expanded.• Improves the visual fidelity of point clouds sections which have Far Clipping set to "Clip with Line."*• Corrects the placement of an image or any element containing an image (such as a schedule) on a sheet when Autodesk Revit is installed on Windows 8.1.• Improves stability when exporting to IFC with the second level space boundaries option enabled.*• Improves visual fidelity of level head symbol within a legend view after file upgrade.*• Improves stability when pressing Ctrl+Tab in the Material dialog.• Improves stability when loading the layer export setting from a file.*• Improves stability if the model was missing its revisions settings data.*• Improves data integrity after saving a workshared model in Revit LT.*• Improves visual fidelity of Space Tags placed on linked files after reopening a model.*• Improves stability when reloading a circular nested family.• Improves stability for WARP device.• Improves visual fidelity of point clouds.*• Improves exports with include images.• Improves stability when modifying wall type layers of large thickness.• Improves data integrity during worksharing Reload Latest when one user places the first instance of a family and another user renames the family. Autodesk® Revit® MEP 2015 Updates• Improves stability when running Heating Cooling Loads. • Improves printing and exporting electrical families when the project base point is covered.*• Improves visual fidelity for flex duct and flex pipe when rotating the view true north.*• Improves data integrity for Duct Radius Elbow/Taps velocity parameter in Properties Palette and within Tags.*• Corrects the length value of a beveled tap when it is calculated by a formula.*• Improves MEP fitting sizing when based upon content settings.*• Improves stability when changing system types.• Improves display of selected electrical equipment families within the type selector.* Autodesk® Revit® Structure 2015 Updates• Improves stability when upgrading a project with the structural setting Check for Member Supports enabled.*• Improves stability when creating an automatic beam system which results in short Joist elements.*• Improves data integrity of column families location when a Revit model is inserted as a group.• Improves stability when editing the base offset of a column.• Improves stability when placing a structural column using improper family parameters.• Improves stability when changing a variable floor layer to use the function ‘Structural Deck’. Autodesk® Revit® API 2015 Updates• Improves reliability of retrieving the current selection in an API Dockable Pane.*• Restricts the deletion of the drafting solid fill pattern from a model by any method, including the API.*• Improves API behavior to reflect the user interface by enabling the API user to 1) open a local model when ignorable worksharing exceptions occur, such as a central model missing; and 2) open a host model (local or central) when ignorable worksharing exceptions occur on loading the linked model, such as a linked model missing.*• Improves stability when errors are posted during calling API Document.SynchronizeWithCentral by addons.*• Corrects the API by changing the exception from SEHException to OperationCanceledException for API Selection.PickBox.*• Improves stability when the Pick Points API was invoked from within a Dockable Frame.*