\normalsize not defined
The LaTeX error:
reports something pretty fundamental (document base font size has not been set, something the document class does for you). It can, in principle, be a problem with the document class, but is more often caused by the user forgetting to start their document with aThe font size command \normalsize is not defined: there is probably something wrong with the class file.
\documentclass command.
This answer last edited: 2013-11-20
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