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See Unable to start the plugin container / OSGi cache corruption in Bitbucket
8.
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SSL certificate error: "PKIX path building failed"
Possible Causes:
SSL certificate for SonarQube™ is not in JVM of Bitbucket
JVM versions < 1.8.0_151 not properly recognizing the certificate authority
Using a self-signed certificate: Java does not trust the certificate and fails to connect to the application. You have to add that certificate to the trust store.
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