diff --git a/src/main/java/com/gunshi/project/xyt/controller/ForecastProjectController.java b/src/main/java/com/gunshi/project/xyt/controller/ForecastProjectController.java
index 37cb8ca..4172806 100644
--- a/src/main/java/com/gunshi/project/xyt/controller/ForecastProjectController.java
+++ b/src/main/java/com/gunshi/project/xyt/controller/ForecastProjectController.java
@@ -20,6 +20,7 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.Mapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -28,6 +29,7 @@ import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.io.Serializable;
+import java.math.BigDecimal;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.List;
@@ -124,7 +126,7 @@ public class ForecastProjectController {
 
 
     @Operation(summary = "根据方案id查看方案洪水预报结果")
-    @PostMapping("/getForecastProjectResults")
+    @GetMapping("/getForecastProjectResults")
     public R<ForecastProject> getForecastProjectResults(@Schema(name = "projectId", description = "预测方案id") @RequestParam("projectId") String projectId) {
         ForecastProject forecastProject = service.getById(projectId);
         if (Objects.isNull(forecastProject)) {
@@ -142,7 +144,9 @@ public class ForecastProjectController {
                         vo.setRealCkQValue(result.getRealCkQValue());
                         vo.setYcSwHValue(result.getYcSwHValue());
                         vo.setRealSwHValue(result.getRealSwHValue());
-                        vo.setSwHDValue(result.getYcSwHValue().subtract(result.getRealSwHValue()));// 处理预测与实测水位差
+                        BigDecimal ycSwHValue = result.getYcSwHValue() == null ? BigDecimal.ZERO : result.getYcSwHValue();
+                        BigDecimal realSwHValue = result.getRealSwHValue() == null ? BigDecimal.ZERO : result.getRealSwHValue();
+                        vo.setSwHDValue(ycSwHValue.subtract(realSwHValue));// 处理预测与实测水位差
                         vo.setDrp(result.getDrp());
                         vo.setIspreDrp(result.getIspreDrp());
                         vo.setR(result.getR());