{"record":{"id":"14a3fb73cd32821b","repo":"apache/seatunnel","slug":"cannot-get-plugin-url-for-pluginidentifier","errorCode":null,"errorMessage":"Cannot get plugin URL for pluginIdentifier: {}","messagePattern":"Cannot get plugin URL for pluginIdentifier: (.+?)","errorType":"console","errorClass":null,"httpStatus":null,"severity":"warning","filePath":"seatunnel-plugin-discovery/src/main/java/org/apache/seatunnel/plugin/discovery/AbstractPluginDiscovery.java","lineNumber":579,"sourceCode":"        if (pluginInstanceMap == null) {\n            return Optional.empty();\n        }\n        List<PluginIdentifier> matchedIdentifier = new ArrayList<>();\n        for (Map.Entry<PluginIdentifier, String> entry : pluginInstanceMap.entrySet()) {\n            if (file.getName().startsWith(entry.getValue())) {\n                matchedIdentifier.add(entry.getKey());\n            }\n        }\n\n        try {\n            if (matchedIdentifier.size() == 1) {\n                return Optional.of(file.toURI().toURL());\n            }\n            if (pluginName.contains(\"cdc\") && file.getName().startsWith(\"connector-cdc-base\")) {\n                return Optional.of(file.toURI().toURL());\n            }\n        } catch (MalformedURLException e) {\n            log.warn(\"Cannot get plugin URL for pluginIdentifier: {}\", file, e);\n        }\n\n        if (log.isDebugEnabled()) {\n            log.debug(\n                    \"File found: {}, matches more than one PluginIdentifier: {}\",\n                    file.getName(),\n                    matchedIdentifier);\n        }\n        return Optional.empty();\n    }\n}\n","sourceCodeStart":561,"sourceCodeEnd":591,"githubUrl":"https://github.com/apache/seatunnel/blob/cf67b549a7a6c35fa0beb12d83c62892427ea919/seatunnel-plugin-discovery/src/main/java/org/apache/seatunnel/plugin/discovery/AbstractPluginDiscovery.java#L561-L591","documentation":"findMatchingUrl matches a plugin identifier to a jar file and converts the file to a URL. If file.toURI().toURL() throws MalformedURLException (malformed path, e.g., illegal characters or a non-absolute/odd URI), the match for that file is skipped and this warning is logged.","triggerScenarios":"A jar path in the plugin directory yields a malformed URI — spaces/illegal characters unencoded in the path, or a filesystem path that cannot be converted by toURI().toURL().","commonSituations":"Plugin installed in a directory containing spaces or special characters; symlink targets with invalid URL characters; Windows paths with unusual drive letter handling.","solutions":["Rename the SeaTunnel installation path to remove spaces/special characters (e.g., /opt/seatunnel)","Ensure connector jars are directly under the connectors dir without broken symlinks","Check which 'file' value appears in the warning to locate the offending path","On Windows, verify the path is absolute and drive letter formatted correctly"],"exampleFix":"// before\nString dir = \"/opt/My Tools/seatunnel\"; // space breaks URL\n// after\nString dir = \"/opt/seatunnel\";","handlingStrategy":"validation","validationCode":"Path p = Paths.get(pluginDir).toAbsolutePath().normalize();\nif (p.toString().matches(\".*[\\\\s#?].*\")) log.warn(\"path may break URL conversion: {}\", p);","typeGuard":null,"tryCatchPattern":"try { new File(path).toURI().toURL(); } catch (MalformedURLException e) { /* rename path without special chars */ }","preventionTips":["Install SeaTunnel in a path without spaces/special characters","Use absolute paths","Avoid broken symlinks in connectors dir","On Windows check drive-letter path formatting"],"tags":["plugin-discovery","url","filesystem"],"backgroundTag":"invalid-url","analyzedSha":"cf67b549a7a6c35fa0beb12d83c62892427ea919","analyzedAt":"2026-09-10T21:44:55.265Z","contentChangedAt":"2026-09-10T21:44:55.265Z","schemaVersion":2},"datasetVersion":"2026-09-14T16:17:12.679Z"}