The only way that I've found in order to render the scene is to completely copy the scene in a new file an render immediatly.
Trying to investigate on the causes I've read it on OctaneLog when I start the render in Live viewer:
what is POD file? and in what direction I have to search in order to understand the reason of this problem?Started logging on 28.01.20 11:04:08
OctaneRender Enterprise 2019.1.5 (6000500)
the following error occurred while writing the binary file: failed to write POD
the following error occurred while writing the binary file: failed to write POD
the following error occurred while writing the binary file: failed to write POD

