{"record":{"id":"2a39c5307b79a5d7","repo":"hibernate/hibernate-orm","slug":"could-not-find-appropriate-constructor-for-s","errorCode":null,"errorMessage":"Could not find appropriate constructor for %s","messagePattern":"Could not find appropriate constructor for (.+?)","errorType":"exception","errorClass":"MappingException","httpStatus":null,"severity":"error","filePath":"hibernate-core/src/main/java/org/hibernate/persister/internal/PersisterFactoryImpl.java","lineNumber":111,"sourceCode":"\t\tcatch (Exception e) {\n\t\t\tthrow new MappingException(\n\t\t\t\t\tString.format(\n\t\t\t\t\t\t\tLocale.ROOT,\n\t\t\t\t\t\t\t\"Could not instantiate persister %s (%s)\",\n\t\t\t\t\t\t\tpersisterClass.getName(),\n\t\t\t\t\t\t\tentityBinding.getEntityName()\n\t\t\t\t\t),\n\t\t\t\t\te\n\t\t\t);\n\t\t}\n\t}\n\n\tprivate Constructor<? extends EntityPersister> resolveEntityPersisterConstructor(Class<? extends EntityPersister> persisterClass) {\n\t\ttry {\n\t\t\treturn persisterClass.getConstructor( ENTITY_PERSISTER_CONSTRUCTOR_ARGS );\n\t\t}\n\t\tcatch (NoSuchMethodException noConstructorException) {\n\t\t\tthrow new MappingException( \"Could not find appropriate constructor for \" + persisterClass.getName(), noConstructorException );\n\t\t}\n\n\t}\n\n\t@Override\n\tpublic CollectionPersister createCollectionPersister(\n\t\t\tCollection collectionBinding,\n\t\t\t@Nullable CollectionDataAccess cacheAccessStrategy,\n\t\t\tRuntimeModelCreationContext creationContext) {\n\t\tfinal var persisterClass = persisterClassResolver.getCollectionPersisterClass( collectionBinding );\n\t\tfinal var constructor = resolveCollectionPersisterConstructor( persisterClass );\n\t\ttry {\n\t\t\treturn constructor.newInstance( collectionBinding, cacheAccessStrategy, creationContext );\n\t\t}\n\t\tcatch (MappingException e) {\n\t\t\tthrow e;\n\t\t}\n\t\tcatch (InvocationTargetException e) {","sourceCodeStart":93,"sourceCodeEnd":129,"githubUrl":"https://github.com/hibernate/hibernate-orm/blob/fad1729dce015f908198d57a8d80274a30f905a5/hibernate-core/src/main/java/org/hibernate/persister/internal/PersisterFactoryImpl.java#L93-L129","documentation":"Error \"Could not find appropriate constructor for %s\" thrown in hibernate/hibernate-orm.","triggerScenarios":"Hibernate bootstrap fails to create a configured custom implementation class.","commonSituations":"A custom persister/factory/resolver class is missing, non-public, or lacks the required constructor.","solutions":["Provide a constructor on the persister class with the exact signature Hibernate expects (EntityBinding/PersistentClass, EntityMetamodel/Collection, PersistenceContext).","Make the constructor public or at least accessible to the persister factory."],"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"}