{"record":{"id":"f5322e0af21720e1","repo":"hibernate/hibernate-orm","slug":"already-at-first-page","errorCode":null,"errorMessage":"already at first page","messagePattern":"already at first page","errorType":"exception","errorClass":"IllegalStateException","httpStatus":null,"severity":"error","filePath":"hibernate-core/src/main/java/org/hibernate/query/Page.java","lineNumber":129,"sourceCode":"\t */\n\tpublic static Page first(int size) {\n\t\treturn new Page( size, 0 );\n\t}\n\n\t/**\n\t * Obtain the next page with the same size as this page.\n\t */\n\tpublic Page next() {\n\t\treturn new Page( size, number+1 );\n\t}\n\n\t/**\n\t * Obtain the previous page with the same size as this page.\n\t * @throws IllegalStateException if this is the first page\n\t */\n\tpublic Page previous() {\n\t\tif ( isFirst() ) {\n\t\t\tthrow new IllegalStateException(\"already at first page\");\n\t\t}\n\t\treturn new Page( size, number-1 );\n\t}\n\n\tpublic Page first() {\n\t\treturn first( size );\n\t}\n\n\t/**\n\t * Obtain a {@linkplain KeyedPage key-based specification} of this page.\n\t *\n\t * @param keyDefinition an {@link Order} object defining a total order\n\t *                      on the result set\n\t * @return a {@link KeyedPage} representing this page\n\t *\n\t * @since 6.5\n\t */\n\tpublic <R> KeyedPage<R> keyedBy(Order<? super R> keyDefinition) {","sourceCodeStart":111,"sourceCodeEnd":147,"githubUrl":"https://github.com/hibernate/hibernate-orm/blob/fad1729dce015f908198d57a8d80274a30f905a5/hibernate-core/src/main/java/org/hibernate/query/Page.java#L111-L147","documentation":"Error \"already at first page\" thrown in hibernate/hibernate-orm.","triggerScenarios":"A runtime precondition of the Hibernate API is violated.","commonSituations":"Occurs when application code or configuration does not satisfy the documented contract of the API being called.","solutions":["Check hasPrevious()/page number before navigating to the previous page.","Guard navigation logic at the first page boundary."],"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"}