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WSO2 - ERROR - SourceHandler I/O error: Received fatal alert: certificate_unknown


Hi I have published rest api endpoint url in wso2 2.1.0 version and when I try to test it in API console, I get certificate_unknown error. How to add certificate for this endpoint url. The same published API is working from postman. I am able to see the response content in postman.

HTTPS-Listener I/O dispatcher-1, WRITE: TLSv1.2 Handshake, length = 1277 HTTPS-Listener I/O dispatcher-1, READ: TLSv1.2 Alert, length = 2 HTTPS-Listener I/O dispatcher-1, RECV TLSv1.2 ALERT: fatal, certificate_unknown HTTPS-Listener I/O dispatcher-1, fatal: engine already closed. Rethrowing javax.net.ssl.SSLException: Received fatal alert: certificate_unknown HTTPS-Listener I/O dispatcher-1, fatal: engine already closed. Rethrowing javax.net.ssl.SSLException: Received fatal alert: certificate_unknown [2019-11-04 11:59:17,558] ERROR - SourceHandler I/O error: Received fatal alert: certificate_unknown javax.net.ssl.SSLException: Received fatal alert: certificate_unknown at sun.security.ssl.Alerts.getSSLException(Alerts.java:208) at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1647) at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1615) at sun.security.ssl.SSLEngineImpl.recvAlert(SSLEngineImpl.java:1781) at sun.security.ssl.SSLEngineImpl.readRecord(SSLEngineImpl.java:1070) at sun.security.ssl.SSLEngineImpl.readNetRecord(SSLEngineImpl.java:896) at sun.security.ssl.SSLEngineImpl.unwrap(SSLEngineImpl.java:766) at javax.net.ssl.SSLEngine.unwrap(SSLEngine.java:624) at org.apache.http.nio.reactor.ssl.SSLIOSession.doUnwrap(SSLIOSession.java:245) at org.apache.http.nio.reactor.ssl.SSLIOSession.doHandshake(SSLIOSession.java:280) at org.apache.http.nio.reactor.ssl.SSLIOSession.isAppInputReady(SSLIOSession.java:410) at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:119) at org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:159) at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:338) at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:316) at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:277) at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:105) at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:586) at java.lang.Thread.run(Thread.java:748)

This url will give 500 error due to logical error in postman. The response content should appear in API console as well. But I get empty content for the response.

Request Headers
{
  "Accept": "application/json"
}
Response Body
no content
Response Code
500
Response Headers
{
  "cache-control": "must-revalidate,no-cache,no-store",
  "content-type": null
}

Solution

  • Are you trying to invoke the API resource with Try it out feature in Store UI?