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				"warning render failed" maybe solved
				Posted: Sun Dec 30, 2012 12:05 pm
				by paoloverona
				Hi guys,
not too much time ago I wrote (I wasn't the only one) about the "instability" of the renderer with the message "warning render failed".
Yesterday I switched the cable of the monitor from a videocard to the other (I have two gtx580)...that's all!  
 
 
since now I made lot of different tests at different resolution and kernel type and all goes ok!.
I wrote this post because in the old one no solution seemd to be given...maybe this could be helpful for someone else  
 
 
Cheers, Paolo
 
			
					
				Re: "warning render failed" maybe solved
				Posted: Tue Jan 15, 2013 9:49 am
				by Javadevil
				I wish this worked for me, but no luck.
I think its something in my scene thats causing the "render fail" error.
Something I've un-hid, its an old scene that I'm converting over to Octane.
The thing with this crash, I have to restart 3dsmax to get Octane working again.
			 
			
					
				Re: "warning render failed" maybe solved
				Posted: Sat Feb 02, 2013 9:22 pm
				by criko3d
				i have the same error,  having two gtx 580 too, i think maybe the cards are overheating?, could it be possible??, i use a small utility called GPUtemp and i costantly check that.. and the thing normally when you use your octane window, the gpu normally dont stop processing while you are working, you know what i mean?, its just a theory... good luck guys!
			 
			
					
				Re: "warning render failed" maybe solved
				Posted: Sun Feb 03, 2013 5:25 pm
				by paoloverona
				what happened to me was nearly impossible to "categorize"....sometimes the render failed without doing nothing (even with big resolution renders or with small...sometimes after just 2minutes or after 10/15min.), some other time simply tweaking with random parameters (hot-pixel removal, ISO, aperture...etc).
Till the day that I switched the monitor plug (to one card to the other), the rendering error occourred again only few times (after nearly a 100 tests done).
Don't know the reason, but the fact is that for me this solution works...hope that can be the same for other user  

 
			
					
				Re: "warning render failed" maybe solved
				Posted: Sun Feb 03, 2013 8:15 pm
				by criko3d
				ok, sounds interesting ,in my rig i have three cards 2 gtx 580 and one quadro, the gtx are just for rendeirng octane, i never use them for monitor... maybe gettin an extra one just for monitor could solve the probelm..
			 
			
					
				Re: "warning render failed" maybe solved
				Posted: Mon Feb 04, 2013 7:32 pm
				by suvakas
				I only get this error when one of my GPU's runs out of memory.
Are you guys sure it's not happening in your case too?
Suv
			 
			
					
				Re: "warning render failed" maybe solved
				Posted: Wed Feb 06, 2013 2:59 am
				by mathurin
				Whenever I've encountered this issue, I just close any other program that I may have open. With only Octane running, problem solved.