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    V-ray rendering problem

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    • B Offline
      BlackMastah
      last edited by

      Guys, i don't understand HOW to menage with the problem and are you talking to me? WHERE is the problem? In the file or.. In the program? I can't figure that out. And with the CPU, it's obvious that there is some bug, but that's not enough and that wasn't my question. The quesion is HOW to deal with that so i can finish with the file? To put the IES lights, to finish everything else and to RENDER...

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      • eidam655E Offline
        eidam655
        last edited by

        to know where the problem is, it would be useful to check the ruby console output, so we could be more helpful and accurate πŸ˜„

        try creating a new file, with a big box and copy the lights from the original file to the new one and see if this problem persists. or try to purge your original file and do a test render with the room and lights only.

        i was curious about the cpu usage because sometimes it happens that the rendering continues, but the window is not redrawn, so i thought maybe this was the case.

        other than that we (or at least i) have no idea how to solve this, that's why those pieces of extra info from you could be useful.

        I'm using SketchUp 2017, V-Ray 3.4

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        • thomthomT Offline
          thomthom
          last edited by

          @blackmastah said:

          Guys, i don't understand HOW to menage with the problem

          Open the Ruby Console before you start to render and watch for error messages that might appear. They will probably give us a clue to why your render fails.

          Thomas Thomassen β€” SketchUp Monkey & Coding addict
          List of my plugins and link to the CookieWare fund

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          • C Offline
            ccs1987
            last edited by

            I ma having the same problem. i found out mine it's with the retengular lighting that i have with is small square and arrayed 12 x 15 lights for the whole building. after i delete the light it starts to render.but if i am with the light it dont render..what's the problem..is it grouping layering for retengular lights are making bugs for vray?

            Sketchup 8 pro
            Vray

            Intel Xeon W3520 2.67Ghz
            12Gb Ram
            Nvdia Quadro FX 1800

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            • dkendigD Offline
              dkendig
              last edited by

              If you convert the light group to a component, it will prevent the scene from rendering. We see that happen a lot, people want to have instances of the same light so they just convert the group, thinking everything will be fine. In order to have that functionality though, you need to place the light group inside of a component, rather than converting the group to a component.

              Devin Kendig
              Developer

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              • thomthomT Offline
                thomthom
                last edited by

                @dkendig said:

                If you convert the light group to a component, it will prevent the scene from rendering. We see that happen a lot, people want to have instances of the same light so they just convert the group, thinking everything will be fine. In order to have that functionality though, you need to place the light group inside of a component, rather than converting the group to a component.

                Feature request for the nexy Version? It is an intuitive thing to convert to Component.

                Thomas Thomassen β€” SketchUp Monkey & Coding addict
                List of my plugins and link to the CookieWare fund

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                • C Offline
                  ccs1987
                  last edited by

                  @dkendig said:

                  If you convert the light group to a component, it will prevent the scene from rendering. We see that happen a lot, people want to have instances of the same light so they just convert the group, thinking everything will be fine. In order to have that functionality though, you need to place the light group inside of a component, rather than converting the group to a component.

                  wow. i did that mistake no wonder it wont render. making component perhaps alter the data of the light..thx man for waking me up

                  Sketchup 8 pro
                  Vray

                  Intel Xeon W3520 2.67Ghz
                  12Gb Ram
                  Nvdia Quadro FX 1800

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                  • andybotA Offline
                    andybot
                    last edited by

                    That's odd, I find I've never run into that problem. I usually have some kind of light fixture model and I make my vray light part of that component. I could see this option being useful for an area light (but I usually draw a line with my area light to tell me which direction it's shining...) Hmm, I wonder why changing to a component messes it up.

                    http://charlottesvillearchitecturalrendering.com/

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                    • dkendigD Offline
                      dkendig
                      last edited by

                      we didn't want our lights to clutter up the component definitions, so we use groups. When we go to look for lights in the scene, we don't check any components, we only check groups. You can put the light group in the component, that's fine. You can not convert it to a component directly though, or we will not know what to do with it.

                      Devin Kendig
                      Developer

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                      • C Offline
                        cuttingedge
                        last edited by

                        Yes, directly converting vray light to component will cause problem, I often just create a tiny line or a point (often the center point) with the vray light before i make them component. Once an instance then it can be grouped and converted to other components. Often, I experience a crash or not being able to start a render if I use maps larger than 1 MB, be it diffuse, reflection, opacity or most especially displacement maps. Other days, there are just problematic geometry that will cause the problem.Detecting which one is a pain especially for a large model. Most likely its from imported blocks.

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                        • K Offline
                          Kris7
                          last edited by

                          Hello everyone,,,I'm having a strange problem while rendering in sketchup. I m using Vray 1.48.49 and sketchup pro 8. I used .vismat materials for the scenes and vray used to render well(m not a professional but good enough for me) but it doesnt do so anymore. I searched the forum for help and did some techniques like purging unused materails in the editor and turning off .vri in the options. but it ddnt work....if anyone can help


                          after

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                          • R Offline
                            rspierenburg
                            last edited by

                            I looks like something odd has been checked in your Frame Buffer that is changing the colors. I can't quite think of exactly which setting it would be. In any case, 1.48.49 is VERY dated and had numerous problems, you should definitely be looking at Vray 2.0

                            Rob

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                            • K Offline
                              Kris7
                              last edited by

                              Tnx for the response Rob...but is it really about Vray version or something else i mean materials or any settings in the vray options????

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                              • andybotA Offline
                                andybot
                                last edited by

                                are you loading any saved GI maps?

                                http://charlottesvillearchitecturalrendering.com/

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                                • K Offline
                                  Kris7
                                  last edited by

                                  No..not loading any GI maps...but vray 2.0 worked for me....i guess older version ddnt support the materials well......anyways tnx evrybody for the responses...

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