Forum Post: RE: Errors while building legacy projects of ccsv3 to ccs v5 (v/f control of 3 phase IM)

Hi Ramkumar,

it looks like you are likely missing the IQmath library from your project.  Please see this wiki and ensure you have control suite installed:

http://processors.wiki.ti.com/index.php/Include_paths_and_options

Best Regards,

Lisa