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Article - CS323717

Error "unable to find valid certification path to requested target" is reported in twas-twx-adapter.log when attempting to connect ThingWorx Analytics to ThingWorx Platform via SSL

Modified: 13-Aug-2026   


Applies To

  • ThingWorx Analytics 8.5 to 10.1
  • ThingWorx Platform 8.5 to 10.1

Description

  • ThingWorx Analytics Server returns SSL error PKIX path building failed when communicating with an external secure server
  • ThingWorx Analytics Server unable to establish SSL connection to an external server when using self-signed certificates
  • ThingWorx Analytics Server unable to connect via SSL due to PKIX path building failed error 
    [vert.x-eventloop-thread-0] ERROR c.t.a.e.a.AnalyticsEdgeVerticle - Failed during startup
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
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