Core Issue
The 1200 series Lightweight Access Point fails to upgrade to the 4.0.155.0 image from the WLC and user receives message Premature end of tar file ERROR: Problem extracting files from archive.archive download: takes 216 seconds lwapp_image_proc: tar file is not good one, try other controller on the command line interface (CLI) of the access point (AP).
This problem is documented in Cisco bug ID CSCse60203. It occurs during an WLC upgrade from versions 3.2 to 4.0.
Resolution
It is fixed in these versions:
Problem Type
Upgrade
Error message
Products
Wireless LAN Controllers
LAP 1200