Try moving all dlls and tlb files from C:\Program Files (x86)\Blue Prism Limited\Blue Prism Automate to
C:\Program Files\Blue Prism Limited\Blue Prism Automate (if your BP is installed in Program Files and not in x86)
Make sure MAPIEx VBO is referen...
You can use the latest MAPIEx VBO. This has a feature to send and read HTML formatted emails.
https://portal.blueprism.com/products/vbos/mapiex-vbo-html-email