Trying to connect to Fuse 6 containers fails with error message "com.jcraft.jsch.JSchException: Auth fail"

Issue

• After changing the user credentials, it is not possible connect to the container and log shows the following entry:

ERROR | Thread-1374      | Console                          | 16 - org.apache.karaf.shell.console - 2.4.0.redhat-630254 | Exception caught while executing command
io.fabric8.api.FabricException: com.jcraft.jsch.JSchException: Auth fail
        at io.fabric8.service.ssh.SshContainerProvider.stop(SshContainerProvider.java:171)
        at io.fabric8.service.FabricServiceImpl.stopContainer(FabricServiceImpl.java:376)
        at io.fabric8.internal.ContainerImpl.stop(ContainerImpl.java:517)
        at io.fabric8.commands.ContainerStopAction.doExecute(ContainerStopAction.java:49)
        at org.apache.karaf.shell.console.AbstractAction.execute(AbstractAction.java:33)
        at org.apache.felix.gogo.commands.basic.AbstractCommand.execute(AbstractCommand.java:35)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.8.0_121]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[:1.8.0_121]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.8.0_121]
        at java.lang.reflect.Method.invoke(Method.java:498)[:1.8.0_121]
        at org.apache.aries.proxy.impl.ProxyHandler$1.invoke(ProxyHandler.java:54)
        at org.apache.aries.proxy.impl.ProxyHandler.invoke(ProxyHandler.java:119)
        at io.fabric8.commands.$ContainerStop153714394.execute(Unknown Source)
        at org.apache.felix.gogo.runtime.CommandProxy.execute(CommandProxy.java:78)[16:org.apache.karaf.shell.console:2.4.0.redhat-630254]
        at org.apache.felix.gogo.runtime.Closure.executeCmd(Closure.java:477)[16:org.apache.karaf.shell.console:2.4.0.redhat-630254]
        at org.apache.felix.gogo.runtime.Closure.executeStatement(Closure.java:403)[16:org.apache.karaf.shell.console:2.4.0.redhat-630254]
        at org.apache.felix.gogo.runtime.Pipe.run(Pipe.java:108)[16:org.apache.karaf.shell.console:2.4.0.redhat-630254]
        at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:183)[16:org.apache.karaf.shell.console:2.4.0.redhat-630254]
        at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:120)[16:org.apache.karaf.shell.console:2.4.0.redhat-630254]
        at org.apache.felix.gogo.runtime.CommandSessionImpl.execute(CommandSessionImpl.java:92)
        at org.apache.karaf.shell.console.jline.Console.run(Console.java:197)
        at org.apache.karaf.shell.ssh.ShellFactoryImpl$ShellImpl$1.runConsole(ShellFactoryImpl.java:171)[23:org.apache.karaf.shell.ssh:2.4.0.redhat-630254]
        at org.apache.karaf.shell.ssh.ShellFactoryImpl$ShellImpl$1$1.run(ShellFactoryImpl.java:126)
        at java.security.AccessController.doPrivileged(Native Method)[:1.8.0_121]
        at org.apache.karaf.jaas.modules.JaasHelper.doAs(JaasHelper.java:47)[42:org.apache.karaf.jaas.modules:2.4.0.redhat-630254]
        at org.apache.karaf.shell.ssh.ShellFactoryImpl$ShellImpl$1.run(ShellFactoryImpl.java:124)[23:org.apache.karaf.shell.ssh:2.4.0.redhat-630254]
Caused by: com.jcraft.jsch.JSchException: Auth fail
        at com.jcraft.jsch.Session.connect(Session.java:512)
        at com.jcraft.jsch.Session.connect(Session.java:183)
        at io.fabric8.service.ssh.SshContainerProvider.createSession(SshContainerProvider.java:262)
        at io.fabric8.service.ssh.SshContainerProvider.stop(SshContainerProvider.java:165)
        ... 25 more