Document URL: 

https://access.redhat.com/site/documentation/en-US/JBoss_Enterprise_Application_Platform/5/html-single/Getting_Started_Guide/index.html#run_enterprise_application_platform_as_a_service_on_microsoft_windows

Section Number and Name: 
4.1. Running as a Service on Microsoft Windows

Describe the issue: 

Step 5 does not work due to a bug in the script, you should get the following error message: 

    Cannot find the run.bat.

Suggested Solution: 

Update the script with the following modifications. 

if exist "..\..\bin\run.bat" (
  set "EAPPATH=..\..\bin"

Additional information: 

Lines that cause the problem and produce the error. 

REM Find the JBOSS-AS home
if exist "..\..\jboss-as\bin\run.bat" (
  set "EAPPATH=..\..\jboss-as\bin"
) else if exist "..\bin\run.bat" (
  set "EAPPATH=..\bin"
) else if exist "run.bat" (
  set "EAPPATH=."
)

...

if not "x%EAPPATH%" == "x" goto getSvcPath
echo Cannot find the run.bat.
echo Invalid installation
goto cmdEnd