Hi,
Prorender gives opencl error with Nvidia Card. (GTX 1070). Didn't check with AMD cards. With CPU everything renders just fine.
Here is an error:
2018-12-08 23:55:40,927 INFO rpr.default [139728045209344]: RenderLayers create...
2018-12-08 23:55:41,022 INFO rpr.image_cache [139728045209344]: images: 0, total size: 0.0Mb, requests:0, request per image: -, virtual size requested: 0.0 Mb
2018-12-08 23:55:41,022 INFO rpr.downscaled_image_cache [139728045209344]: images: 0, total size: 0.0Mb, requests:0, request per image: -, virtual size requested: 0.0 Mb
2018-12-08 23:55:41,022 INFO rpr.core_image_cache [139728045209344]: CoreImageCache(original): image_size=None, contexts number=0
2018-12-08 23:55:41,022 INFO rpr.core_downscaled_image_cache [139728045209344]: CoreImageCache(downscaled): image_size=None, contexts number=0
Exception in thread Thread-3:
Traceback (most recent call last):
File "/home/shrisha/blender-2.7/2.79/python/lib/python3.5/threading.py", line 914, in _bootstrap_inner
self.run()
File "/root/.config/blender/2.79/scripts/addons/rprblender/render/scene.py", line 342, in run
self.renderer.render_proc()
File "/root/.config/blender/2.79/scripts/addons/rprblender/render/scene.py", line 490, in render_proc
next(render_iter)
File "/root/.config/blender/2.79/scripts/addons/rprblender/render/scene.py", line 105, in render_proc
yield from self._render_proc()
File "/root/.config/blender/2.79/scripts/addons/rprblender/render/scene.py", line 211, in _render_proc
self.render_targets.render(render_region)
File "/root/.config/blender/2.79/scripts/addons/rprblender/render/device.py", line 63, in render
self.context.render()
File "/root/.config/blender/2.79/scripts/addons/rprblender/pyrpr.py", line 241, in render
ContextRender(self)
File "/root/.config/blender/2.79/scripts/addons/rprblender/pyrpr.py", line 60, in wrapped
raise CoreError(status, f.__name__, argv, module_name)
pyrpr.CoreError: RPR call ContextRender(<pyrpr.Context object at 0x7f158ffcd160>) returned error code <ERROR_OPENCL<-26>> with error message: 'b'TahoeContext: render failed //// TAHOEERROR: FILE=../Adl/CL/AdlKernelUtilsCL.cpp LINE=395 MESSAGE=ADLASSERT //// FREXCEPTION : FILE=../Tahoe/Renderer.cpp LINE=733 ERROR=-26 ////''
2018-12-08 23:55:42,314 CRITICAL rpr.render [139728045209344]: ERROR: It is recommended to restart Blender
render failed
I tried as user and as root for any case.