Why installing Tomcat Service erred out with "access denied"? How to get over or around it?

D:\IBM\rtc_406\JazzTeamServer\server\tomcat\bin>echo %JRE_HOME%

D:\IBM\rtc_406\JazzTeamServer\server\jre

D:\IBM\rtc_406\JazzTeamServer\server\tomcat\bin>whoami

tent\svc_rtc

D:\IBM\rtc_406\JazzTeamServer\server\tomcat\bin>service.bat install tomcat7clm40

6

Installing the service 'tomcat7clm406' ...

Using CATALINA_HOME:    "D:\IBM\rtc_406\JazzTeamServer\server\tomcat"

Using CATALINA_BASE:    "D:\IBM\rtc_406\JazzTeamServer\server\tomcat"

Using JAVA_HOME:        ""

Using JRE_HOME:         "D:\IBM\rtc_406\JazzTeamServer\server\jre"

Using JVM:              "D:\IBM\rtc_406\JazzTeamServer\server\jre\bin\j9vm\jvm.d

ll"

Access is denied.

Failed to install serviceFailed installing 'tomcat7clm406' service

D:\IBM\rtc_406\JazzTeamServer\server\tomcat\bin>

Portion of the script responsible for above:

:doInstall

rem Install the service

echo Installing the service '%SERVICE_NAME%' ...

echo Using CATALINA_HOME:    "%CATALINA_HOME%"

echo Using CATALINA_BASE:    "%CATALINA_BASE%"

echo Using JAVA_HOME:        "%JAVA_HOME%"

echo Using JRE_HOME:         "%JRE_HOME%"

rem Use the environment variables as an example

rem Each command line option is prefixed with PR_

set PR_DESCRIPTION=Apache Tomcat 7.0.32 Server - http://tomcat.apache.org/

set "PR_INSTALL=%EXECUTABLE%"

set "PR_LOGPATH=%CATALINA_BASE%\logs"

set "PR_CLASSPATH=%CATALINA_HOME%\bin\bootstrap.jar;%CATALINA_BASE%\bin\tomcat-juli.jar;%CATALINA_HOME%\bin\tomcat-juli.jar"

rem Set the server jvm from JAVA_HOME

set "PR_JVM=%JRE_HOME%\bin\server\jvm.dll"

if exist "%PR_JVM%" goto foundJvm

rem Set the client jvm from JAVA_HOME

set "PR_JVM=%JRE_HOME%\bin\client\jvm.dll"

if exist "%PR_JVM%" goto foundJvm

rem Check for IBM JVM installed with Jazz Team Server

set "PR_JVM=%JRE_HOME%\bin\j9vm\jvm.dll"

if exist "%PR_JVM%" goto foundJvm

set PR_JVM=auto

:foundJvm

echo Using JVM:              "%PR_JVM%"

"%EXECUTABLE%" //IS//%SERVICE_NAME% --StartClass org.apache.catalina.startup.Bootstrap --StopClass org.apache.catalina.startup.Bootstrap --StartParams start --StopParams stop

if not errorlevel 1 goto installed

echo Failed installing '%SERVICE_NAME%' service

goto end