{"record":{"id":"9660562341f1a702","repo":"hibernate/hibernate-orm","slug":"could-not-access-specified-jar-file-jarfilerefer","errorCode":null,"errorMessage":"Could not access specified jar-file: <jarFileReference>","messagePattern":"Could not access specified jar-file: <jarFileReference>","errorType":"exception","errorClass":"HibernateException","httpStatus":null,"severity":"error","filePath":"hibernate-core/src/main/java/org/hibernate/boot/archive/internal/ArchiveHelper.java","lineNumber":179,"sourceCode":"\t\t\t\treturn jarFile.toURI().toURL();\n\t\t\t}\n\t\t}\n\t\tcatch (MalformedURLException ignore) {\n\t\t}\n\t\treturn null;\n\t}\n\n\n\tpublic static URL asFileReference(String jarFileReference, String trimmed) {\n\t\tfinal File jarFile = new File( trimmed );\n\t\tif ( !jarFile.exists() ) {\n\t\t\tthrow new HibernateException( \"Could not find specified jar-file: \" + jarFileReference );\n\t\t}\n\t\ttry {\n\t\t\treturn jarFile.toURI().toURL();\n\t\t}\n\t\tcatch (MalformedURLException e) {\n\t\t\tthrow new HibernateException( \"Could not access specified jar-file: \" + jarFileReference, e );\n\t\t}\n\t}\n\n\t/// Extracts the bytes out of an InputStream.  This form is the same as [#getBytesFromInputStream]\n\t/// except that any [IOException] is wrapped as (runtime) [ArchiveException]\n\t///\n\t/// @param inputStream The stream from which to extract bytes.\n\t///\n\t/// @return The bytes\n\t///\n\t/// @throws ArchiveException Indicates a problem accessing the stream\n\tpublic static byte[] getBytesFromInputStreamSafely(InputStream inputStream) throws ArchiveException {\n\t\ttry {\n\t\t\treturn getBytesFromInputStream( inputStream );\n\t\t}\n\t\tcatch (IOException e) {\n\t\t\tthrow new ArchiveException( \"Unable to extract bytes from InputStream\", e );\n\t\t}","sourceCodeStart":161,"sourceCodeEnd":197,"githubUrl":"https://github.com/hibernate/hibernate-orm/blob/fad1729dce015f908198d57a8d80274a30f905a5/hibernate-core/src/main/java/org/hibernate/boot/archive/internal/ArchiveHelper.java#L161-L197","documentation":"After confirming the jar file exists, asFileReference converts File -> URI -> URL; if that throws MalformedURLException, Hibernate wraps it as HibernateException 'Could not access specified jar-file'. This is a rare environment-level failure — a filesystem path that cannot be expressed as a valid URL by the current JVM — not a mapping problem.","triggerScenarios":"An existing file whose path fails File.toURI().toURL() during jar reference conversion: path components that break URI construction or misbehaving protocol handlers.","commonSituations":"Deployments under paths with non-ASCII or special characters; locale/encoding mismatches between machines; exotic filesystems reported by the OS.","solutions":["Move or rename the jar to a plain ASCII path without special characters.","Reproduce standalone with new File(path).toURI().toURL() to confirm it is environmental.","Check container/JDK URL stream handler configuration if the path itself is plain."],"exampleFix":null,"handlingStrategy":"validation","validationCode":"try {\n    new File(jarPath).toURI().toURL();\n} catch (MalformedURLException e) {\n    throw new IllegalStateException(\"Jar path cannot be converted to URL: \" + jarPath, e);\n}","typeGuard":null,"tryCatchPattern":"Catch org.hibernate.HibernateException during archive setup; on 'Could not access specified jar-file', reproduce File.toURI().toURL() standalone to confirm the environment issue.","preventionTips":["Deploy archives under plain ASCII paths.","Watch for locale/encoding differences between environments."],"tags":["hibernate","jar-file","url","deployment","environment"],"backgroundTag":"jar-url-resolution-failed","analyzedSha":"fad1729dce015f908198d57a8d80274a30f905a5","analyzedAt":"2026-08-22T04:13:57.527Z","schemaVersion":2},"datasetVersion":"2026-08-22T09:17:25.309Z"}