Found this post from 2007, http://forums.autodesk.com/t5/AutoCAD-Electrical/R
We've now encountered the same problem, in AcadE 2013.
It ONLY appears if we run the BOM-report with the "Display in Tallied Purchase List Format". All the other three options lists the Manufacturer in a combination of upper/lower case letters.
About time to fix this Autodesk?
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