plugin/auto: warn when auto is unable to read elements of the directory tree #6333
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1. Why is this pull request needed and what does it do?
Log a warning when auto is unable to read elements of its directory tree. Displaying a warning message will help with troubleshooting directory/file permission issues. Currently, no message is logged when the configured directory, or elements within are not listable/readable.
2. Which issues (if any) are related?
closes #6318
3. Which documentation changes (if any) need to be made?
4. Does this introduce a backward incompatible change or deprecation?