Article - CS280722
Integration Runtime service fails to start with error "javax.net.ssl.SSLHandshakeException: General SSLEngine problem" after configuring Thingworx Server with new certificate in Thingworx Navigate
Modified: 04-Nov-2025
Applies To
- Windchill Navigate (formerly ThingWorx Navigate) 1.5.0 to 9.7
Description
- Integration Runtime service fails to start with error
javax.net.ssl.SSLHandshakeException: General SSLEngine problemafter configuring Thingworx Server with a new certificate. - IntegrationRuntime log reports following error:
error: javax.net.ssl.SSLHandshakeException: General SSLEngine problem Caused by: javax.net.ssl.SSLHandshakeException: General SSLEngine problemCaused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
- ThingWorx Server is running fine with new certificate and able to login to ThingWorx Composer without any issue
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