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Maniphest T64462

Keyed Particle Duration Crash
Confirmed, NormalPublicBUG
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Description

System Information
Operating system: Windows 7 64
Graphics card: nVidia GeForce GTX 970

Blender Version
v.2.80.60
Date: 2019-05-10 22:21
Hash: de9d846353bd

Short description of error
Blender will sometimes crash when a keyed physics type particle system references more than one particle system. This usually occurs when attempting to change the duration setting of the second particle system.

Exact steps for others to reproduce the error
In the provided file, change the duration setting in the particle system settings. Blender will crash.

Keyed Particle Duration Crash.blend677 KBDownload

Related Objects

Event Timeline

Dan (D) created this task.May 11 2019, 3:34 AM
Brecht Van Lommel (brecht) lowered the priority of this task from 90 to 50.May 21 2019, 4:29 PM
Philipp Oeser (lichtwerk) added a project: Nodes & Physics.Dec 19 2019, 7:23 PM
Dalai Felinto (dfelinto) added a project: Tracker Curfew.Dec 23 2019, 4:34 PM
Richard Antalik (ISS) removed a project: Tracker Curfew.Feb 2 2020, 9:38 PM
Richard Antalik (ISS) changed the subtype of this task from "Report" to "Known Issue".
Simon G. (intrigus) added a subscriber: Simon G. (intrigus).Feb 2 2020, 9:59 PM
Richard Antalik (ISS) changed the subtype of this task from "Known Issue" to "Bug".Feb 3 2020, 12:06 AM
Richard Antalik (ISS) added a subscriber: Richard Antalik (ISS).

Re-classify as bug, because it's a crash.

Jacques Lucke (JacquesLucke) added a subscriber: Jacques Lucke (JacquesLucke).Apr 2 2020, 2:44 PM

The issue seems to happen, because after the duration change, the particles get updated, and there are temporarily zero target particles. This leads to a division by zero in set_keyed_keys.

Dalai Felinto (dfelinto) moved this task from Backlog to Bugs on the Nodes & Physics board.Mar 2 2021, 11:29 AM