401 Unauthorized to access Thingworx

This is the log of ./bin/catalina.sh run

Attempting to load ESAPI.properties as resource file via file I/O.

Found in 'org.owasp.esapi.resources' directory: /ThingworxStorage/esapi/ESAPI.properties

Loaded 'ESAPI.properties' properties file

Attempting to load validation.properties via file I/O.

Attempting to load validation.properties as resource file via file I/O.

Found in 'org.owasp.esapi.resources' directory: /ThingworxStorage/esapi/validation.properties

Loaded 'validation.properties' properties file

java.lang.Exception: Unable to initialize and start system: Connections could not be acquired from the underlying database!

    at com.thingworx.system.ThingWorxServer.loadModel(ThingWorxServer.java:534)

    at com.thingworx.system.ThingWorxServer.doHA(ThingWorxServer.java:193)

    at com.thingworx.system.ThingWorxBootstrapper.contextInitialized(ThingWorxBootstrapper.java:152)

    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4842)

    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5303)

    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)

    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725)

    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701)

    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717)

    at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:940)

    at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1816)

    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)

    at java.util.concurrent.FutureTask.run(FutureTask.java:266)

    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)

    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)

    at java.lang.Thread.run(Thread.java:745)

*** CRITICAL ERROR ON STARTUP: Unable to initialize and start system: Connections could not be acquired from the underlying database!

*** Web Application STATE is being set to ERROR! ***

I think it''s a database connection problem, but the postgres9.4 service working ...