I had to get a controller replaced due to bad memory. Well the wlc cisco sent to me had the Russian LDPE image on it. Which wouldn't allow me to upgrade the code to non LDPE image. I found this doc explaining the issue and also the fix for the problem.
https://supportforums.cisco.com/docs/DOC-24920 Trenton Hurt, CWNA, CCNP(W), CCNA(W), CCNA(V), CCNA(R/S) Wireless Network Administrator University of Louisville Phone (502) 852-1513 FAX (502) 852-1424 [Description: Description: C:\Users\twhurt01\AppData\Local\Temp\XPgrpwise\IMAGE_19.BMP] ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/groups/.
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