This just showed up in the last update AFAIK.
Raytrace shows the textures, but rendered does not. Have had no problems with this prior to this update, but all the objects with a material that has a texture (your stock rose pine one in this case) show up as red.
Version 7 WIP (7.0.20056.12036, 2020-02-25)
OS 10.14.6, Radeon RX580 8Gb, 2x3.46 6 Core Xeon 96GB 1066 DDR3, SSD Boot volume.