Unmixing quality report add-in failed when I had a # character in my path. Removing the # character in the path fixed the problem.
Console output when it failed:
pandoc.exe: Could not fetch <my path name that has a # character>\Unmixing_quality_report_files/figure-html/density_plots-1.png
<my path truncated at the # character> : openBinaryFile: does not exist (No such file or directory)
Warning: Error in : pandoc document conversion failed with error 67
Unmixing quality report add-in failed when I had a # character in my path. Removing the # character in the path fixed the problem.
Console output when it failed: