In Lightroom Classic CC, when I select an image in the Library mode and go to Develop mode, the image shows in the Navigator pane but the central pane, the work area, is dead black and I cannot work on the image. I'm an experienced Lightroom user (pre-CC era) and have never experienced this... can find nothing in the guides, etc. that would indicate why this is happening. Any thoughts would be appreciated. I am ready to abandon CC and go back to the last "user owned" version.
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