diff --git a/blade-service/blade-transport/src/main/java/org/springblade/transport/support/KingdeeApBillSyncSupport.java b/blade-service/blade-transport/src/main/java/org/springblade/transport/support/KingdeeApBillSyncSupport.java
index d120ff59..38225ca5 100644
--- a/blade-service/blade-transport/src/main/java/org/springblade/transport/support/KingdeeApBillSyncSupport.java
+++ b/blade-service/blade-transport/src/main/java/org/springblade/transport/support/KingdeeApBillSyncSupport.java
@@ -887,7 +887,7 @@ public class KingdeeApBillSyncSupport {
 		BfiBillSaveResultItemVO item = saveResult.getResult().get(0);
 		if (!Boolean.TRUE.equals(item.getBillStatus())) {
 			String errorText = Func.isBlank(item.getErrorText()) ? "未知错误" : item.getErrorText();
-			throw new ServiceException(action + "失败：" + errorText);
+			throw new ServiceException(action + "失败：" + errorText + item.getFailMark());
 		}
 	}
 
diff --git a/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/pojo/vo/BfiBillSaveResultItemVO.java b/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/pojo/vo/BfiBillSaveResultItemVO.java
index 341cdca8..11424966 100644
--- a/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/pojo/vo/BfiBillSaveResultItemVO.java
+++ b/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/pojo/vo/BfiBillSaveResultItemVO.java
@@ -25,6 +25,7 @@
  */
 package org.springblade.thirdparty.bfi.pojo.vo;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
@@ -91,4 +92,16 @@ public class BfiBillSaveResultItemVO implements Serializable {
 			.filter(text -> !text.isEmpty())
 			.collect(Collectors.joining("；"));
 	}
+
+	/**
+	 * 失败定位信息：金蝶单据号，供异常提示展示，
+	 * 「已提交状态下的单据不允许修改」等场景可凭金蝶单据号直接定位星瀚侧单据
+	 *
+	 * @return 定位信息文本，形如（金蝶单据：xxx），无可用信息返回空串
+	 */
+	@JsonIgnore
+	public String getFailMark() {
+		String billNo = keys == null ? null : keys.get("billno");
+		return billNo == null || billNo.isBlank() ? "" : "（金蝶单据：" + billNo + "）";
+	}
 }
diff --git a/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/service/impl/BfiServiceImpl.java b/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/service/impl/BfiServiceImpl.java
index 0cc4b18c..de5f8b77 100644
--- a/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/service/impl/BfiServiceImpl.java
+++ b/blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/service/impl/BfiServiceImpl.java
@@ -79,6 +79,7 @@ import org.springblade.thirdparty.bfi.pojo.vo.BfiApBillVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiArBillVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiAttachmentUploadVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiBillLockResultVO;
+import org.springblade.thirdparty.bfi.pojo.vo.BfiBillSaveResultItemVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiBillSaveResultVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiBlacklistVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiClaimAnnounceVO;
@@ -112,6 +113,7 @@ import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
 import java.util.function.Supplier;
+import java.util.stream.Collectors;
 
 /**
  * 业财融合（BFI）服务实现
@@ -655,7 +657,7 @@ public class BfiServiceImpl implements IBfiService {
 		String message = Optional.ofNullable(result).map(BfiResultVO::getMessage).filter(StringUtil::isNotBlank)
 			.orElseGet(() -> Optional.ofNullable(result).map(BfiResultVO::getErrorCode)
 				.map(errorCode -> "错误码 " + errorCode).orElse("响应为空或解析失败"));
-		throw new BfiException("调用BFI接口" + type + "异常 " + message);
+		throw new BfiException("调用BFI接口" + type + "异常 " + message + billSaveFailDetail(result));
 		} catch (BfiException e) {
 			log.error("调用BFI接口 {},BfiException异常", type, e);
 			throw e;
@@ -665,6 +667,26 @@ public class BfiServiceImpl implements IBfiService {
 		}
 	}
 
+	/**
+	 * 单据保存失败定位后缀：取失败分录的金蝶单据号，非单据保存类调用返回空串
+	 *
+	 * @param result BFI 响应
+	 * @param <T>    响应数据类型
+	 * @return 定位后缀，形如 （金蝶单据：xxx）
+	 */
+	private <T> String billSaveFailDetail(BfiResultVO<T> result) {
+		if (result == null || !(result.getData() instanceof BfiBillSaveResultVO billSave)
+			|| billSave.getResult() == null || billSave.getResult().isEmpty()) {
+			return "";
+		}
+		String detail = billSave.getResult().stream()
+			.filter(item -> !Boolean.TRUE.equals(item.getBillStatus()))
+			.map(BfiBillSaveResultItemVO::getFailMark)
+			.filter(mark -> !mark.isEmpty())
+			.collect(Collectors.joining("；"));
+		return detail.isEmpty() ? "" : " " + detail;
+	}
+
 	/**
 	 * 收票 rim/message 契约公共调用方法，成功错误码兼容 0 与 0000
 	 *