as LMS 4.0.1 is a service pack on LMS 4.0 you need the serial number of your base installation of LMS 4.0.
The serial number for software products is called "PAK" ("Product Authorization Key")
For LMS there are 3 options to get the PAK:
1) the PAK is printed on a paper sheet in the box in which LMS was sent to you. Sometimes it is also printed outside on the box.
2) the mail you received from licensing@cisco.com after the online licensing process includes the PAK;
the first lines of the email looks something like this:
===========================================================
DO NOT DISCARD THIS EMAIL.
Product Name : R-LMS41-1.5K-MR-K9
Product Description : Update LMS 4.0 to 4.1 Base download for 1500 devices
Product Qty : 1
Product Authorization Key : 1354Jxxxxxx
Sales Order Number : 117yyyyy
Options Included: No additional features have been selected for this product.
You have received this email because your email address was provided to
Cisco Systems during the registration process for a software license key file to the CiscoWorks LAN Management Solution (LMS) software.
[...]
===========================================================
3) the license file itself contains the PAK, sourounded by the tags and <\PAK>
the line looks like this:
[...]
1354Jxxxxxx" SIGN=658Czzzzzzzz
[...]
if you have access to your LMS server you can find the license file at the following location:
NMSROOT\etc\licenses\1317812nnnnnn.lic
open it with a text editor and you 'll find the PAK.
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[.... just tag your threads
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