Our DevOps team recently ran maintenance on our jenkins master and I am no longer able to run our pipelines. These connections were working consistently prior to the maintenance and now it consistently not working. Please advise, this is stopping all jenkins pipelines from running. Below is the console output:

 
Lightweight checkout support not available, falling back to full checkout.
Checking out hudson.plugins.tfs.TeamFoundationServerScm into /var/lib/jenkins/workspace/FXL/7.5 DevTest@script to read Jenkins_DevTest.groovy
Querying for remote changeset at '$/TwoFour Version 7.5' as of 'D2020-03-10T16:30:44Z'...
ERROR: Checkout failed
com.microsoft.tfs.core.ws.runtime.exceptions.EndpointNotFoundException: The SOAP endpoint
http://<server>:8080/tfs/TwoFour/VersionControl/v1.0/repository.asmx
could not be contacted. HTTP status: 503
at com.microsoft.tfs.core.ws.runtime.client.SOAPService.examineHeadersForErrorMessage(SOAPService.java:1101)
at com.microsoft.tfs.core.ws.runtime.client.SOAPService.executeSOAPRequestInternal(SOAPService.java:660)
at com.microsoft.tfs.core.ws.runtime.client.SOAPService.executeSOAPRequest(SOAPService.java:444)
at ms.tfs.versioncontrol.clientservices._03._RepositorySoap12Service.queryHistory(_RepositorySoap12Service.java:1503)
at com.microsoft.tfs.core.clients.versioncontrol.internal.WebServiceLayer.queryHistory(WebServiceLayer.java:1573)
Caused: com.microsoft.tfs.core.exceptions.TECoreException: The SOAP endpoint
http:// <server> :8080/tfs/TwoFour/VersionControl/v1.0/repository.asmx
could not be contacted. HTTP status: 503
at com.microsoft.tfs.core.exceptions.mappers.TECoreExceptionMapper.map(TECoreExceptionMapper.java:92)
at com.microsoft.tfs.core.exceptions.mappers.VersionControlExceptionMapper.map(VersionControlExceptionMapper.java:43)
at com.microsoft.tfs.core.clients.versioncontrol.internal.WebServiceLayer.queryHistory(WebServiceLayer.java:1589)
at com.microsoft.tfs.core.clients.versioncontrol.internal.WebServiceLayerLocalWorkspaces.queryHistory(WebServiceLayerLocalWorkspaces.java:1254)
at com.microsoft.tfs.core.clients.versioncontrol.VersionControlClient.queryHistory(VersionControlClient.java:4264)
at hudson.plugins.tfs.model.MockableVersionControlClient.queryHistory(MockableVersionControlClient.java:255)
at hudson.plugins.tfs.commands.RemoteChangesetVersionCommand.call(RemoteChangesetVersionCommand.java:66)
at hudson.plugins.tfs.commands.RemoteChangesetVersionCommand.call(RemoteChangesetVersionCommand.java:34)
at hudson.remoting.LocalChannel.call(LocalChannel.java:45)
at hudson.plugins.tfs.model.Server.execute(Server.java:233)
Caused: java.lang.RuntimeException
at hudson.plugins.tfs.model.Server.execute(Server.java:237)
at hudson.plugins.tfs.model.Project.extractChangesetNumber(Project.java:280)
at hudson.plugins.tfs.model.Project.getRemoteChangesetVersion(Project.java:276)
at hudson.plugins.tfs.model.Project.getRemoteChangesetVersion(Project.java:292)
at hudson.plugins.tfs.TeamFoundationServerScm.recordWorkspaceChangesetVersion(TeamFoundationServerScm.java:394)
at hudson.plugins.tfs.TeamFoundationServerScm.checkout(TeamFoundationServerScm.java:343)
at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:124)
at org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition.create(CpsScmFlowDefinition.java:155)
at org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition.create(CpsScmFlowDefinition.java:69)
at org.jenkinsci.plugins.workflow.job.WorkflowRun.run(WorkflowRun.java:299)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:427)
ERROR: Maximum checkout retry attempts reached, aborting
Finished: FAILURE