diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index fccd1f3..02e14a7 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -1150,6 +1150,7 @@ public class ExcelUtil<T>
                 String dictType = attr.dictType();
                 if (StringUtils.isNotEmpty(dateFormat) && StringUtils.isNotNull(value))
                 {
+                    cell.getCellStyle().setDataFormat(this.wb.getCreationHelper().createDataFormat().getFormat(dateFormat));
                     cell.setCellValue(parseDateToStr(dateFormat, value));
                 }
                 else if (StringUtils.isNotEmpty(readConverterExp) && StringUtils.isNotNull(value))
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java
index 23fd2a5..0b95aeb 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java
@@ -20,9 +20,11 @@ import com.alibaba.fastjson2.JSON;
 import com.ruoyi.common.annotation.Log;
 import com.ruoyi.common.core.domain.entity.SysUser;
 import com.ruoyi.common.core.domain.model.LoginUser;
+import com.ruoyi.common.core.text.Convert;
 import com.ruoyi.common.enums.BusinessStatus;
 import com.ruoyi.common.enums.HttpMethod;
 import com.ruoyi.common.filter.PropertyPreExcludeFilter;
+import com.ruoyi.common.utils.ExceptionUtil;
 import com.ruoyi.common.utils.SecurityUtils;
 import com.ruoyi.common.utils.ServletUtils;
 import com.ruoyi.common.utils.StringUtils;
@@ -101,7 +103,7 @@ public class LogAspect {
 
             if (e != null) {
                 operLog.setStatus(BusinessStatus.FAIL.ordinal());
-                operLog.setErrorMsg(StringUtils.substring(e.getMessage(), 0, 2000));
+                operLog.setErrorMsg(StringUtils.substring(Convert.toStr(e.getMessage(), ExceptionUtil.getExceptionMessage(e)), 0, 2000));
             }
             // 设置方法名称
             String className = joinPoint.getTarget().getClass().getName();