Recently, we were faced with a situation where a Weblogic admin server was failing to start, but was leaving very little info in the logs to point to the reason why, so we had to dig a bit deeper to find the cause.

This is the error message as it appeared in the weblogic log:

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A problem you may have come across is your Weblogic or Websphere server complaining that the Entrust SSL certificate is missing the field Basic Constraints.  It may have shown up as Java exceptions, or errors with messages about certificate chains received from a website missing the basic constraints extension.  Here are some examples:

[Security:090548]The certificate chain received from www.example.com - 10.100.10.100 contained a V3 CA certificate which was missing the basic constraints extension

Read more… Weblogic and Websphere Missing “Basic Constraints” with Entrust SSL Certificates

First, I made a few modifications to the nodemanager start/stop scripts:

(on weblogic 8.1)

in startNodeManager.sh, I added a -D tag to be able to easily spot the nodemanager process when doing a ‘ps’ by adding this line:

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