[Need support]: getting error com.epam.healenium.exception.HealeniumException: [Execute Error] Unable to connect to the hlm-backend service. Please check if the service is up and running, and verify that the connection URL is correct. how do we setup hlm-backend container without using docker

[VipulK03]

Describe the problem

Hi Team,

i am getting below error
"com.epam.healenium.exception.HealeniumException: [Execute Error] Unable to connect to the hlm-backend service. Please check if the service is up and running, and verify that the connection URL is correct.
"

i am not using docker here. please let me know what could be the reason for this error

Healenium Web version

3.5.4

Healenium Backend version

none

Selenium version

4

Platform

Java

Properties file

recovery-tries=1
score-cap=.6
heal-enabled=true
serverHost=localhost
serverPort=7878
imitatePort=8080

Logs appeared during using Healenium

SLF4J(W): No SLF4J providers were found.
SLF4J(W): Defaulting to no-operation (NOP) logger implementation
SLF4J(W): See https://www.slf4j.org/codes.html#noProviders for further details.
com.epam.healenium.exception.HealeniumException: [Execute Error] Unable to connect to the hlm-backend service. Please check if the service is up and running, and verify that the connection URL is correct.
	at com.epam.healenium.client.RestClient.serverExecute(RestClient.java:271)
	at com.epam.healenium.client.RestClient.getElements(RestClient.java:137)
	at com.epam.healenium.SelfHealingEngine.loadStoredSelectors(SelfHealingEngine.java:169)
	at com.epam.healenium.SelfHealingDriver.callInitActions(SelfHealingDriver.java:65)
	at com.epam.healenium.SelfHealingDriver.create(SelfHealingDriver.java:42)
	at newPackage.SelfHealingAutomation.main(SelfHealingAutomation.java:20)
Caused by: java.io.UncheckedIOException: java.net.ConnectException
	at org.openqa.selenium.remote.http.jdk.JdkHttpClient.execute0(JdkHttpClient.java:458)
	at org.openqa.selenium.remote.http.AddSeleniumUserAgent.lambda$apply$0(AddSeleniumUserAgent.java:42)
	at org.openqa.selenium.remote.http.Filter.lambda$andFinally$1(Filter.java:55)
	at org.openqa.selenium.remote.http.jdk.JdkHttpClient.execute(JdkHttpClient.java:374)
	at com.epam.healenium.client.RestClient.serverExecute(RestClient.java:266)
	... 5 more
Caused by: java.net.ConnectException
	at java.net.http/jdk.internal.net.http.common.Utils.toConnectException(Utils.java:1047)
	at java.net.http/jdk.internal.net.http.PlainHttpConnection.connectAsync(PlainHttpConnection.java:198)
	at java.net.http/jdk.internal.net.http.PlainHttpConnection.checkRetryConnect(PlainHttpConnection.java:230)
	at java.net.http/jdk.internal.net.http.PlainHttpConnection.lambda$connectAsync$1(PlainHttpConnection.java:206)
	at java.base/java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:934)
	at java.base/java.util.concurrent.CompletableFuture$UniHandle.tryFire(CompletableFuture.java:911)
	at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:510)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1773)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.nio.channels.ClosedChannelException
	at java.base/sun.nio.ch.SocketChannelImpl.ensureOpen(SocketChannelImpl.java:195)
	at java.base/sun.nio.ch.SocketChannelImpl.beginConnect(SocketChannelImpl.java:760)
	at java.base/sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:848)
	at java.net.http/jdk.internal.net.http.PlainHttpConnection.lambda$connectAsync$0(PlainHttpConnection.java:183)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:569)
	at java.net.http/jdk.internal.net.http.PlainHttpConnection.connectAsync(PlainHttpConnection.java:185)
	... 9 more

Additional context

No response