Troubleshooting
Problem
You are unable to connect to a backend webservice using an HTTPRequest node in App Connect Enterprise (ACE) or IBM Integration Bus (IIB).
Symptom
This set of errors will occur together:
javax.net.ssl.SSLHandshakeException: com.ibm.jsse2.util.h: PKIX path building failed:
java.security.cert.CertPathBuilderException: PKIXCertPathBuilderImpl could not build a valid CertPath.;
internal cause is: java.security.cert.CertPathValidatorException:
The certificate issued by OU=Class 3 Public Primary Certification Authority, O="VeriSign, Inc.", C=US is not trusted;
internal cause is: java.security.cert.CertPathValidatorException:
Certificate chaining error
In ACEv13, the JSSE provider causes the error to appear differently:
javax.net.ssl.SSLHandshakeException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
[{"Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSDR5J","label":"IBM App Connect Enterprise"},"ARM Category":[{"code":"a8m3p0000006xfZAAQ","label":"ACE-\u003EHTTP"}],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Versions","Type":"MASTER"}]
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Document Information
Modified date:
28 April 2025
UID
swg21369939