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MotionBuilder 2025.1 Release Notes

Welcome to MotionBuilder 2025.1. These release notes describe known limitations, issues, and fixes included in this release. To learn about the new features and updated workflows, see What's New in MotionBuilder 2025.1 and What's New in MotionBuilder 2025.1 SDK.

For complete MotionBuilder configuration, licensing and deployment options, see MotionBuilder Installation.

What's Fixed

General
Freeze with FBScene.Evaluate MOBU-12124
Slowdown when multiple instances are opened while browsing files MOBU-12120
Crash after running a script with the FCurve Editor opened MOBU-12113
Capsule disappearing when changing Size or Length MOBU-12127
Cameras
Plot to camera doesn't transfer rotation properly MOBU-12131
Python/ORSDK
Crash when using custom renderer MOBU-12130
Command-Line execution does not output Python print statements in the log MOBU-12123
FBLayout.GetRegionPositions should return a tuple as the return value MOBU-12110
FBSystem().PythonVersion wrongly returns the value '40' MOBU-12095
FBSystem().BuildVersion returns an empty string when using mobupy MOBU-12094
SDK
Crash when using API of 'Send to' operations MOBU-12126
FBQDot sometimes returns an incorrect value MOBU-12091
Story
Editing ClipNameConvention property could cause inoperability MOBU-12125
Renaming a Command Clip is not well persisted MOBU-12116
Assign Sources to Destinations fails with yet unanimated models MOBU-12115
Transport Control box's Record plug doesn't create Story Clip MOBU-12090
UI
Timeline set to timecode displays squished and not readable MOBU-12040
Story clips do not display start/end frames with time set to 'timecode' MOBU-12038
Camera advance settings no longer fit in default navigator layout MOBU-11949
Actor Marker set window very small has cells displayed beside Actor representation instead of on top MOBU-11945
Timewarp window is too small MOBU-11939
Pose control snap shot window is too small MOBU-11938
Story tracks are cut-off MOBU-11937
Fcurve editor timeline and fcurve details too small MOBU-11936
Camera Switcher text and timeline is too small MOBU-11934
Character control icon is not in correct position MOBU-11895
The border of regions in FBLayout with SetSplitStyle are not drawn correctly MOBU-12102
Key edit gets slow with narrow zoom bar MOBU-12018
Dragging a window snaps mouse to top left of the window on Linux MOBU-12118
Window jumps to the previous size when reordering the tabs MOBU-12117
Viewer
Schematic view saved to file is not restored correctly MOBU-12103

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