Summary: If GBase Database(GBase 8a) finishes installing but gcadmin still reports close , check the License status before reinstalling the cluster. This guide explains how to verify License validity, identify version-related differences, and avoid common post-installation failures.

Yesterday, a cluster installation completed successfully. The services appeared to be running, but gcadmin reported close , and the business application could not connect.

The first suggestion was to reinstall everything. But the actual problem was simpler: the License for GBase Database(GBase 8a) had not been loaded correctly during installation.

The binaries were in place. The authorization state was not ready.

This is an important distinction in GBase Database troubleshooting: a completed installation does not necessarily mean the cluster is ready for business traffic.

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