<!-- Do not edit this file. It is automatically generated by API Documenter. --> [Home](./index.md) > [bitburner](./bitburner.md) > [WarehouseAPI](./bitburner.warehouseapi.md) > [cancelExportMaterial](./bitburner.warehouseapi.cancelexportmaterial.md) ## WarehouseAPI.cancelExportMaterial() method Cancel material export. **Signature:** ```typescript cancelExportMaterial( sourceDivision: string, sourceCity: CityName | `${CityName}`, targetDivision: string, targetCity: CityName | `${CityName}`, materialName: string, ): void; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | sourceDivision | string | Source division | | sourceCity | [CityName](./bitburner.cityname.md) \| \`${[CityName](./bitburner.cityname.md)<!-- -->}\` | Source city | | targetDivision | string | Target division | | targetCity | [CityName](./bitburner.cityname.md) \| \`${[CityName](./bitburner.cityname.md)<!-- -->}\` | Target city | | materialName | string | Name of the material | **Returns:** void ## Remarks RAM cost: 20 GB