What is the meaning of the error message "SEVERE: Failed to export spans" in Opentelemetry with Jaeger, wherein the request could not be executed and the complete error message says "connect timed out"?

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The error message "SEVERE: Failed to export spans" in Opentelemetry with Jaeger indicates that there was an issue with exporting the traces or spans to the Jaeger backend. The "connect timed out" message means that the connection to the Jaeger backend timed out, which could be due to network connectivity issues or issues with the Jaeger backend itself. This error message signifies that the traces or spans were not properly stored or processed, and further investigation is necessary to determine the root cause of the issue.