{"record":{"id":"8fad1ac12622d18b","repo":"SeaQL/sea-orm","slug":"failed-to-set-value-for-e-8fad1a","errorCode":null,"errorMessage":"Failed to set value for {:?}: {e:?}","messagePattern":"Failed to set value for (.+?): (.+?)","errorType":"panic","errorClass":null,"httpStatus":null,"severity":"error","filePath":"sea-orm-sync/src/entity/model.rs","lineNumber":34,"sourceCode":"/// `#[derive(DeriveModel)]`. Pairs with an [`ActiveModelTrait`] type for\n/// mutations.\npub trait ModelTrait: Clone + Debug {\n    /// The [`EntityTrait`] this model belongs to.\n    type Entity: EntityTrait;\n\n    /// Read the value of one column.\n    fn get(&self, c: <Self::Entity as EntityTrait>::Column) -> Value;\n\n    /// Type of the value stored by a column, used by reflection helpers\n    /// such as Arrow conversion.\n    fn get_value_type(c: <Self::Entity as EntityTrait>::Column) -> ArrayType;\n\n    /// Write a value to one column. Panics if the value's type doesn't match\n    /// the column; prefer [`try_set`](Self::try_set) when the value comes\n    /// from untrusted input.\n    fn set(&mut self, c: <Self::Entity as EntityTrait>::Column, v: Value) {\n        self.try_set(c, v)\n            .unwrap_or_else(|e| panic!(\"Failed to set value for {:?}: {e:?}\", c.as_column_ref()))\n    }\n\n    /// Write a value to one column, returning an error if the value's type\n    /// does not match the column.\n    fn try_set(&mut self, c: <Self::Entity as EntityTrait>::Column, v: Value) -> Result<(), DbErr>;\n\n    /// Build a [`Select`] for models related to `self` via the\n    /// `Self::Entity: Related<R>` relation. Use it together with `.one(db)` /\n    /// `.all(db)` to fetch the related rows.\n    fn find_related<R>(&self, _: R) -> Select<R>\n    where\n        R: EntityTrait,\n        Self::Entity: Related<R>,\n    {\n        <Self::Entity as Related<R>>::find_related().belongs_to(self)\n    }\n\n    /// Build a [`Select`] that follows a multi-hop link out of `self`. The","sourceCodeStart":16,"sourceCodeEnd":52,"githubUrl":"https://github.com/SeaQL/sea-orm/blob/e29bcd1b417c41a553b386fe94511d7c64a1c8ec/sea-orm-sync/src/entity/model.rs#L16-L52","documentation":"ModelTrait::set() writes a runtime-checked Value into a column, and the value's runtime type did not match the column's declared type (e.g. setting an integer Value on a String column, or a wrong enum/varchar variant). The message embeds the column and the underlying conversion error. This is a generic type-check guard inside the reflection/mutation layer, and the faulty input is the mismatched Value passed to set() for the named column.","triggerScenarios":"Thrown at sea-orm-sync/src/entity/model.rs:34 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Check the panic text for the offending column and convert the value to that column's type before calling set().","Prefer the typed ActiveModel API (active_model.set(Column::X, typed_value) via generated setters) so mismatches are caught at compile time instead of at runtime.","If values come from dynamic input, validate/decode them with the column's ArrayType (get_value_type) before set()."],"exampleFix":null,"handlingStrategy":"validation","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"e29bcd1b417c41a553b386fe94511d7c64a1c8ec","analyzedAt":"2026-09-10T11:31:52.468Z","contentChangedAt":"2026-09-10T11:31:52.468Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}