The detail error log related with this license issue like this:

IBM Rational License Server - License Check Menu

1) Check license keys in:
/opt/Rational/config/vhost2125.dat

---> 2) Start or restart the license server.
Will check if a license server is running. If not, will start it.
If it is running, will restart it.

3) Check license server using lmstat.


b) Back to the previous menu.
q) Quit license_setup. Enter q! to quit without saving your inputs.
?) Help.

Enter menu option: 2

Checking if any IBM Rational license servers are running...
No lmgrd/ibmratl/rational/telelogic process combo running on vhost2125.
Okay to start license server on vhost2125.

/bin/sh /opt/Rational/config/start_lmgrd_on_vhost2125
Starting FLEXlm lmgrd license server.

Checking if any IBM Rational license servers are running...
No lmgrd/ibmratl/rational/telelogic process combo running on vhost2125.

Failed to start vendor daemon.


Press the Enter key to continue, q to quit license_setup:
------------------------------------------------------------------------------

IBM Rational License Server - License Check Menu

1) Check license keys in:
/opt/Rational/config/vhost2125.dat

2) Start or restart the license server.
Will check if a license server is running. If not, will start it.
If it is running, will restart it.

---> 3) Check license server using lmstat. Will check for these licenses:

License Feature Description
ibmrameecf 'IBM Rational Asset Manager Enterprise Edition Collaborator Floating License Key'
ibmramee 'IBM Rational Asset Manager Enterprise Edition Svr License Key'
ibmrameepf 'IBM Rational Asset Manager Enterprise Edition Publisher Floating License Key'


b) Back to the previous menu.
q) Quit license_setup. Enter q! to quit without saving your inputs.
?) Help.

Enter menu option: 3

------------------------------------------------------------------------------


Checking license server for IBM Rational License Server licenses:

Running the FLEXlm 'lmstat' command...

/opt/Rational/base/cots/flexlm.11.8/i386_linux2/lmutil lmstat -a \
-c /opt/Rational/config/vhost2125.dat

Users of ibmrameecf: NOT LICENSED
Users of ibmramee: NOT LICENSED
Users of ibmrameepf: NOT LICENSED

The 3 license components are not being served.


Press the Enter key to see complete lmstat command output:
------------------------------------------------------------------------------
lmutil - Copyright (c) 1989-2009 Flexera Software, Inc. All Rights Reserved.
Flexible License Manager status on Mon 4/23/2012 07:18

License server status: 27000@vhost2125
License file(s) on vhost2125: /opt/Rational/config/vhost2125.dat:

lmgrd is not running: Cannot connect to license server system. (-15,570:115 "Operation now in progress")
------------------------------------------------------------------------------

The lmgrd license server log file:
7:18:03 (lmgrd) -----------------------------------------------
7:18:03 (lmgrd) Please Note:
7:18:03 (lmgrd)
7:18:03 (lmgrd) This log is intended for debug purposes only.
7:18:03 (lmgrd) In order to capture accurate license
7:18:03 (lmgrd) usage data into an organized repository,
7:18:03 (lmgrd) please enable report logging. Use Flexera Software, Inc.'s
7:18:03 (lmgrd) software license administration solution,
7:18:03 (lmgrd) FLEXnet Manager, to readily gain visibility
7:18:03 (lmgrd) into license usage data and to create
7:18:03 (lmgrd) insightful reports on critical information like
7:18:03 (lmgrd) license availability and usage. FLEXnet Manager
7:18:03 (lmgrd) can be fully automated to run these reports on
7:18:03 (lmgrd) schedule and can be used to track license
7:18:03 (lmgrd) servers and usage across a heterogeneous
7:18:03 (lmgrd) network of servers including Windows NT, Linux
7:18:03 (lmgrd) and UNIX. Contact Flexera Software, Inc. at
7:18:03 (lmgrd) www.flexerasoftware.com for more details on how to
7:18:03 (lmgrd) obtain an evaluation copy of FLEXnet Manager
7:18:03 (lmgrd) for your enterprise.
7:18:03 (lmgrd)
7:18:03 (lmgrd) -----------------------------------------------
7:18:03 (lmgrd)
7:18:03 (lmgrd)
7:18:03 (lmgrd) The license server manager (lmgrd) running as root:
7:18:03 (lmgrd) This is a potential security problem
7:18:03 (lmgrd) and is not recommended.
7:18:03 (lmgrd) Failed to open the TCP port number in the license.

Do you want to continue license_setup?