{"record":{"id":"770a9b7d6401ec30","repo":"hibernate/hibernate-orm","slug":"unknown-transactiontype","errorCode":null,"errorMessage":"Unknown TransactionType: '{}'","messagePattern":"Unknown TransactionType: '(.+?)'","errorType":"exception","errorClass":"PersistenceException","httpStatus":null,"severity":"error","filePath":"hibernate-core/src/main/java/org/hibernate/jpa/internal/util/PersistenceUnitTransactionTypeHelper.java","lineNumber":47,"sourceCode":"\t\tif ( value == null ) {\n\t\t\treturn null;\n\t\t}\n\t\telse if ( value instanceof PersistenceUnitTransactionType transactionType ) {\n\t\t\treturn transactionType;\n\t\t}\n\t\telse {\n\t\t\tfinal String stringValue = value.toString().trim();\n\t\t\tif ( stringValue.isEmpty() ) {\n\t\t\t\treturn null;\n\t\t\t}\n\t\t\telse if ( JTA.name().equalsIgnoreCase( stringValue ) ) {\n\t\t\t\treturn JTA;\n\t\t\t}\n\t\t\telse if ( RESOURCE_LOCAL.name().equalsIgnoreCase( stringValue ) ) {\n\t\t\t\treturn RESOURCE_LOCAL;\n\t\t\t}\n\t\t\telse {\n\t\t\t\tthrow new PersistenceException( \"Unknown TransactionType: '\" + stringValue + \"'\" );\n\t\t\t}\n\t\t}\n\t}\n}\n","sourceCodeStart":29,"sourceCodeEnd":52,"githubUrl":"https://github.com/hibernate/hibernate-orm/blob/fad1729dce015f908198d57a8d80274a30f905a5/hibernate-core/src/main/java/org/hibernate/jpa/internal/util/PersistenceUnitTransactionTypeHelper.java#L29-L52","documentation":"Error \"Unknown TransactionType: '{}'\" thrown in hibernate/hibernate-orm.","triggerScenarios":"Thrown at hibernate-core/src/main/java/org/hibernate/jpa/internal/util/PersistenceUnitTransactionTypeHelper.java:47 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Use JTA or RESOURCE_LOCAL as the transaction-type in persistence.xml; correct typos or invalid values."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"fad1729dce015f908198d57a8d80274a30f905a5","analyzedAt":"2026-08-22T04:13:57.527Z","schemaVersion":2},"datasetVersion":"2026-08-22T09:17:25.309Z"}