--- title: "许可证构建器 UID 的签名格式错误 – 如何解决此 Elasticsearch 异常" date: 2026-03-29 lastmod: 2026-03-29 description: "Elasticsearch 许可证签名格式不正确时出现的错误及解决方案" tags: ["许可证", "签名", "错误"] summary: " 版本: 6.8-8.9 简而言之,当 Elasticsearch 许可证的签名格式不正确时会出现此错误。这可能是由于许可证 UID 不正确或许可证文件本身存在问题。要解决此问题,您可以尝试从 Elasticsearch 服务重新生成新的许可证文件,确保 UID 正确。或者,您可以检查许可证文件的完整性,确保它没有被篡改或损坏。如果问题仍然存在,您可能需要联系 Elasticsearch 支持部门以获取进一步的帮助。 日志上下文 # 日志 “malformed signature for license [” + builder.uid + “]” 类名是 License.java。 我们从 Elasticsearch 源代码中提取了以下内容,供那些寻求深入了解的人参考: try { byte[] signatureBytes = Base64.getDecoder().decode(builder.signature); ByteBuffer byteBuffer = ByteBuffer.wrap(signatureBytes); version = byteBuffer.getInt(); } catch (Exception e) { throw new ElasticsearchParseException("malformed signature for license [" + builder.uid + "]"; e); } // we take the absolute version; because negative versions // mean that the license was generated by the cluster (see TrialLicense) // and positive version means that the license was signed if (version < 0) { " --- > **版本:** 6.8-8.9 简而言之,当 Elasticsearch 许可证的签名格式不正确时会出现此错误。这可能是由于许可证 UID 不正确或许可证文件本身存在问题。要解决此问题,您可以尝试从 Elasticsearch 服务重新生成新的许可证文件,确保 UID 正确。或者,您可以检查许可证文件的完整性,确保它没有被篡改或损坏。如果问题仍然存在,您可能需要联系 Elasticsearch 支持部门以获取进一步的帮助。 日志上下文 ----------- 日志 "malformed signature for license [" + builder.uid + "]" 类名是 [License.java。](https://www.geeksforgeeks.org/java-lang-class-class-java-set-1/) 我们从 Elasticsearch 源代码中提取了以下内容,供那些寻求深入了解的人参考: ```java try { byte[] signatureBytes = Base64.getDecoder().decode(builder.signature); ByteBuffer byteBuffer = ByteBuffer.wrap(signatureBytes); version = byteBuffer.getInt(); } catch (Exception e) { throw new ElasticsearchParseException("malformed signature for license [" + builder.uid + "]"; e); } // we take the absolute version; because negative versions // mean that the license was generated by the cluster (see TrialLicense) // and positive version means that the license was signed if (version < 0) { ```