spring-projects/spring-boot · error · IllegalStateException

Error reading certificate: ${ex.getMessage()}

Error message

Error reading certificate: ${ex.getMessage()}

What it means

Error "Error reading certificate: ${ex.getMessage()}" thrown in spring-projects/spring-boot.

Source

Thrown at buildpack/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/ssl/PemCertificateParser.java:94

		catch (CertificateException ex) {
			throw new IllegalStateException("Unable to get X.509 certificate factory", ex);
		}
	}

	private static void readCertificates(String text, CertificateFactory factory, Consumer<X509Certificate> consumer) {
		try {
			Matcher matcher = PATTERN.matcher(text);
			while (matcher.find()) {
				String encodedText = matcher.group(1);
				byte[] decodedBytes = decodeBase64(encodedText);
				ByteArrayInputStream inputStream = new ByteArrayInputStream(decodedBytes);
				while (inputStream.available() > 0) {
					consumer.accept((X509Certificate) factory.generateCertificate(inputStream));
				}
			}
		}
		catch (CertificateException ex) {
			throw new IllegalStateException("Error reading certificate: " + ex.getMessage(), ex);
		}
	}

	private static byte[] decodeBase64(String content) {
		byte[] bytes = content.replace("\r", "").replace("\n", "").getBytes();
		return Base64.getDecoder().decode(bytes);
	}

}

View on GitHub (pinned to 5b2dbdbb8b)

When it happens

Trigger: Thrown at buildpack/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/ssl/PemCertificateParser.java:94 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of spring-projects/spring-boot@5b2dbdbb8b (2026-08-04). Data as JSON: /data/errors/38fd2decde9142ea.json. Report an issue: GitHub.