Error during SonarQube Scanner execution

[Davidsunwei]

hi,
Error during SonarQube Scanner execution：
17:21:29.855 ERROR: Error during SonarQube Scanner execution
SonarQube failed to complete the review of this commit: Unable to perform GitLab WS operation
Caused by: java.lang.IllegalStateException: Unable to perform GitLab WS operation
at com.talanlabs.sonar.plugins.gitlab.GitLabApiV4Wrapper.init(GitLabApiV4Wrapper.java:68)
at com.talanlabs.sonar.plugins.gitlab.CommitFacade.init(CommitFacade.java:87)
at com.talanlabs.sonar.plugins.gitlab.CommitPublishPostJob.execute(CommitPublishPostJob.java:85)
at org.sonar.scanner.postjob.PostJobWrapper.execute(PostJobWrapper.java:49)
at org.sonar.scanner.postjob.PostJobsExecutor.execute(PostJobsExecutor.java:48)
at org.sonar.scanner.postjob.PostJobsExecutor.execute(PostJobsExecutor.java:39)
at org.sonar.scanner.scan.ProjectScanContainer.doAfterStart(ProjectScanContainer.java:376)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.scanner.bootstrap.GlobalContainer.doAfterStart(GlobalContainer.java:126)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.batch.bootstrapper.Batch.doExecute(Batch.java:73)
at org.sonar.batch.bootstrapper.Batch.execute(Batch.java:67)
at org.sonarsource.scanner.api.internal.batch.BatchIsolatedLauncher.execute(BatchIsolatedLauncher.java:46)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at org.sonarsource.scanner.api.internal.IsolatedLauncherProxy.invoke(IsolatedLauncherProxy.java:60)
at com.sun.proxy.$Proxy0.execute(Unknown Source)
at org.sonarsource.scanner.api.EmbeddedScanner.doExecute(EmbeddedScanner.java:189)
at org.sonarsource.scanner.api.EmbeddedScanner.execute(EmbeddedScanner.java:138)
at org.sonarsource.scanner.cli.Main.execute(Main.java:112)
at org.sonarsource.scanner.cli.Main.execute(Main.java:75)
at org.sonarsource.scanner.cli.Main.main(Main.java:61)
Caused by: java.net.ConnectException: Connection refused (Connection refused)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.base/sun.net.www.protocol.http.HttpURLConnection$10.run(Unknown Source)
at java.base/sun.net.www.protocol.http.HttpURLConnection$10.run(Unknown Source)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/sun.net.www.protocol.http.HttpURLConnection.getChainedException(Unknown Source)
at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
at java.base/java.net.HttpURLConnection.getResponseCode(Unknown Source)
at java.base/sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
at com.talanlabs.gitlab.api.v4.http.GitLabHTTPRequestor.handleAPIError(GitLabHTTPRequestor.java:397)
at com.talanlabs.gitlab.api.v4.http.GitLabHTTPRequestor.toPaged(GitLabHTTPRequestor.java:168)
at com.talanlabs.gitlab.api.v4.services.GitLabAPIProjects.getProjects(GitLabAPIProjects.java:97)
at com.talanlabs.gitlab.api.v4.services.GitLabAPIProjects.getProjects(GitLabAPIProjects.java:44)
at com.talanlabs.sonar.plugins.gitlab.GitLabApiV4Wrapper.getGitLabProject(GitLabApiV4Wrapper.java:90)
at com.talanlabs.sonar.plugins.gitlab.GitLabApiV4Wrapper.init(GitLabApiV4Wrapper.java:63)
... 25 more

[Davidsunwei]

1. gitlab版本：v10.8.7、v11.7.7、v12.2.6
2. sonarqube版本：v7.6
3. sonar-gitlab-plugin版本：v4.1.0-SNAPSHOT