The object is marked as unselectable, so exporting "only selected" doesn't work with the example file.
Apart from that this seems like a known issue/unsupported case. @JacquesLucke @dr.sybren…
IMO the distinction between baking the active object and all objects should just be an operator flag, no need to make two operators for this. Same for the "clear" operator below.
what the comment says: move these checks to an operator poll function
Tried to look into this, but it comes back to broken particles. Somehow the instances generated by the old dupli system don't take the alive_state
into account. Sometimes the particle indices…
I'm suspecting the tree data just gets loaded but never unloaded. The [unload_tree_if_possible](63db751cde/sour
…
I can't repro this in 2.93 or 4.3. The callstack posted above looks like mantaflow is crashing python. Will mark this as a known issue since mantaflow isn't actively maintained.
Changing particle lifetime isn't really supported and that it works sometimes is somewhat of a hack. Will call this a known issue, particle system are not maintained at this point.
Duplicate of #81423, #83483 Will mark as a known issue since fluid sim isn't actively maintained.