diff --git a/yudao-framework/yudao-spring-boot-starter-excel/src/main/java/cn/iocoder/yudao/framework/excel/core/handler/SelectSheetWriteHandler.java b/yudao-framework/yudao-spring-boot-starter-excel/src/main/java/cn/iocoder/yudao/framework/excel/core/handler/SelectSheetWriteHandler.java index c55e121..70a9cd2 100644 --- a/yudao-framework/yudao-spring-boot-starter-excel/src/main/java/cn/iocoder/yudao/framework/excel/core/handler/SelectSheetWriteHandler.java +++ b/yudao-framework/yudao-spring-boot-starter-excel/src/main/java/cn/iocoder/yudao/framework/excel/core/handler/SelectSheetWriteHandler.java @@ -133,6 +133,11 @@ public class SelectSheetWriteHandler implements SheetWriteHandler { DataValidationHelper helper = writeSheetHolder.getSheet().getDataValidationHelper(); // 需要设置下拉框的 sheet 页的数据验证助手 Workbook workbook = writeWorkbookHolder.getWorkbook(); // 获得工作簿 List>> keyValues = convertList(selectMap.entrySet(), entry -> new KeyValue<>(entry.getKey(), entry.getValue())); + // 空字典/空选项源:跳过该列下拉,避免拼出 $F$1:$F$0 非法区间致 POI FormulaParseException(该列退化为普通文本列) + keyValues.removeIf(item -> CollUtil.isEmpty(item.getValue())); + if (CollUtil.isEmpty(keyValues)) { + return; // 全部为空时连「字典sheet」都不创建 + } keyValues.sort(Comparator.comparing(item -> item.getValue().size())); // 升序不然创建下拉会报错 // 2. 创建数据字典的 sheet 页