{"record":{"id":"ec94a2050ed5239a","repo":"apache/cassandra","slug":"unable-to-read","errorCode":null,"errorMessage":"Unable to read {}","messagePattern":"Unable to read (.+?)","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"src/java/org/apache/cassandra/locator/SnitchProperties.java","lineNumber":60,"sourceCode":"    {\n        properties = new Properties();\n        InputStream stream = null;\n        String configURL = CASSANDRA_RACKDC_PROPERTIES.getString();\n        try\n        {\n            URL url;\n            if (configURL == null)\n                url = SnitchProperties.class.getClassLoader().getResource(RACKDC_PROPERTY_FILENAME);\n            else\n            \turl = new URL(configURL);\n\n            stream = url.openStream(); // catch block handles potential NPE\n            properties.load(stream);\n        }\n        catch (Exception e)\n        {\n            // do not throw exception here, just consider this an incomplete or an empty property file.\n            logger.warn(\"Unable to read {}\", ((configURL != null) ? configURL : RACKDC_PROPERTY_FILENAME));\n        }\n        finally\n        {\n            FileUtils.closeQuietly(stream);\n        }\n    }\n\n    @VisibleForTesting\n    public SnitchProperties(Properties properties)\n    {\n        this.properties = properties;\n    }\n\n    @SafeVarargs\n    public SnitchProperties(Pair<String, String>... pairs)\n    {\n        properties = new Properties();\n        for (Pair<String, String> pair : pairs)","sourceCodeStart":42,"sourceCodeEnd":78,"githubUrl":"https://github.com/apache/cassandra/blob/88fd0f6a0eaed8943f05ac9e8f947882b8ddc8f1/src/java/org/apache/cassandra/locator/SnitchProperties.java#L42-L78","documentation":"SnitchProperties constructor could not load cassandra-rackdc.properties (missing resource on classpath or unreadable cassandra-rackdc.properties URL). Deliberately non-throwing: the snitch falls back to default (empty) properties.","triggerScenarios":"Thrown at src/java/org/apache/cassandra/locator/SnitchProperties.java:60 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Ensure cassandra-rackdc.properties is present on the classpath (conf/ directory).","If cassandra-rackdc.properties_url is set, verify the URL is reachable and correct.","Check file permissions for the cassandra user."],"exampleFix":null,"handlingStrategy":"fallback","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"88fd0f6a0eaed8943f05ac9e8f947882b8ddc8f1","analyzedAt":"2026-09-10T07:29:22.284Z","contentChangedAt":"2026-09-10T07:29:22.284Z","schemaVersion":2},"datasetVersion":"2026-09-17T15:17:12.973Z"}