Filament occasionally stop working, but without crash

Greetings,

I have an EXTREMELY annoying problem with Filament:

I usually work on my scenes and characters using only Filament preview in the viewport, before checking iRay preview and then render.

After a while (can be 5 minutes or half an hour, it's not consistent) everything in the scene become invisible. Texture, Wired, Toon, and any other preview style works, as well as iRay preview, just Filament.

As the "Scene" panel shows that the figures/objects are still in the scene, the floor grid shows their "shilouette", so it's almost like every texture is rendered of the same tone of the background. An hint (maybe?): some hair or eyelashes are still visible.

The most annoying part is that i have to quit Daz and then relaunch it, so it seems some sort of Filament crash, or "overheating".

Could someone help me? a huge Thank You in advance!

Comments

  • Hi RevokedRevenant, I don't usually display the "floor" in the viewport, but everything else you described is a common experience for me, and I use Filament exclusively. My suggestion is to: test the idea that, this behavior is caused by having any geografts in the scene - geografts attached to any generation Genesis figure, including their clothing or UV suits for the figure, etc.  It seems that maybe G9 takes longer to dissapear, but it still dissapears at some point ( I didn't buy the geograft G8 t0 G9 material suit.) Previewing ani's speeds up the dissapearance. And it can be tricky switching to texture shaded and from such a different drawstyle trying to decide if you should save the scene in it's present form (of course it all will display correctly after restarting). It surely makes me think; do I really need a geograft in the scene?! Hope you have less of this frustrating issue. / peace                                                                                                                                                                                                                DS 4.21 /Win 10/ i7 10th gen/ 32 Gig ram/ 3060 ti

  • WendyLuvsCatzWendyLuvsCatz Posts: 38,169

    needs rebooting when that happens, I have certainly experienced it

  • RevokedRevenantRevokedRevenant Posts: 19
    edited October 2023

    Thank You @3DmentiaNull and @WendyLuvsCatz for your comments! I want to try something to better locate the problem:

    I'm gonna load a basic Genesis 8 figure without anything attached to it, start a basic loop animation in Filament preview, leave it at that for about an hour, and see if the problem occurs.

    Then, as @3DmentiaNull suggested, do the same thing with any geograft attached, and see if there's any difference (problem occurs in both cases?, only in one?, different occurences moments, etc...)

    It surely appears to be a Filament bug.

    Edit:

    I did some test and it seems that @3DmentiaNull is right:

    First test: basic G8 figure, standard walk animation, in Filament for about an hour: no problem whatsoever.

    Second test: same figure but with a geograft attached (a pair of fantasy horns), same animation, in Filament for the same amount of time: the problem occurs after only five minutes!

    I did the tests three times, and the results are the same. It is a Filament bug, and a pretty big one!

    I really hope that some Daz developer is reading this smiley

    Post edited by RevokedRevenant on
  • Hey, RevokedRevenant, thanks for doing those tests, I'm confused, however, with your stating results from using the "iRay preview". Want to mention, for me, a typical disappearance of a figure happens at about 7 to 10 minutes when animated. Thanks again for checking out these observations! / peace

  • RevokedRevenantRevokedRevenant Posts: 19
    edited October 2023

    Sorry @3DmentiaNull, i meant Filament, not iRay preview! I'll edit the post wink

    Post edited by RevokedRevenant on
  • No problem, and thanks for editing the post - glad to have it completely clear to everyone what you tested, and the results! It's one thing to know something in one's own experience, but it's great to have feedback from others to support it - I much appreciate your response, and sorry I can't give you a solution. I suppose to be scientific, I should ask you what DS version and system you're using. My advice to myself is to be more positive about tech support and finally report this issue. I'm going to do some tests with G9, to see what the average disappearance time is, cause like I said earlier, G9 doesn't seem to disappear as quickly. And why it doesn't might explain something to someone.enlightened/ peace

  • felisfelis Posts: 4,272

    RevokedRevenant said:

    I did the tests three times, and the results are the same. It is a Filament bug, and a pretty big one!

    I really hope that some Daz developer is reading this smiley

    Don't expect anybody from Daz to read this.

    If you want it to their attention, then please open a ticket.

  • I'm working on describing the issue to tech support, trying to include everything important in the beginning of the conversation. Did some tests with HerYun's Geo-Grafting navel on G9, looping a Havanalibere dance ani. (those animated pose presets are quite good IMO, the figure's feet remain much more stable to the floor than expected). The result: G9 (just the figure with skin tex) disappeared after about 18 minures. Repeating the test gave the same result. So, from my experience : G9 lasts longer in the Filament view, than previous generations, about 10 minutes longer, since it's 8 minutes or so for G8. It's time consuming doing the tests so that's all I've done for now. I forgot to just use a G8 aniblock so that anyone could duplicate the test exactly, but I'm confident the result would be the same - the figure just needs to be in motion./ Wishing you all, the experience of your true self. / peace

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