Hi can anyone help me on the below issue..

i tried connecting my windows slave in cmd with this command and it was able to connect. but if i try running it through batch file in order to avoid manual connection each time i restart the system it was not able to connect.

i tried connecting my windows slave in cmd with this command and it was able to connect.

"java -jar agent.jar -jnlpUrl <my ip>jenkins-agent.jnlp -secret <my secret> -workDir "C:\jenkins"

but if i try running it through batch file in order to avoid manual connection each time i restart the system it was not able to connect. below is the error

Failed to obtain http://***********/computer/windows0slave0node/jenkins-agent.jnlp?encrypt=true
java.io.IOException: Failed to load http://************/computer/windows0slave0node/jenkins-agent.jnlp?encrypt=true: 404 Not Found
at hudson.remoting.Launcher.parseJnlpArguments(Launcher.java:514)
at hudson.remoting.Launcher.run(Launcher.java:346)
at hudson.remoting.Launcher.main(Launcher.java:297)
Waiting 10 seconds before retry

am using windows ec2 instance... please help on this