diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java
index 823c2bd0..ee798f3f 100644
--- a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SpectrumAnalysisServiceImpl.java
@@ -2857,8 +2857,11 @@ public class SpectrumAnalysisServiceImpl implements ISpectrumAnalysisService {
         Cache<String, Map<String, Object>> cache = betaCache.getBetaCache();
         Map<String, Object> cacheMap = new HashMap<>();
         Map<String, Object> map = new HashMap<>();
-        if ((CollectionUtils.isNotEmpty(tempPoints) && Objects.nonNull(count) && tempPoints.size() != count) || (Objects.isNull(paramA) || StringUtils.isBlank(String.valueOf(paramA)))
-                || (Objects.isNull(paramB) || StringUtils.isBlank(String.valueOf(paramB))) || (Objects.isNull(paramC) || StringUtils.isBlank(String.valueOf(paramC))) ){
+        //tempPoint数组大小需要大于2个值
+        if ((CollectionUtils.isNotEmpty(tempPoints) && tempPoints.size() > 2 && Objects.nonNull(count) && tempPoints.size() != count)
+                || (Objects.isNull(paramA) || StringUtils.isBlank(String.valueOf(paramA)))
+                || (Objects.isNull(paramB) || StringUtils.isBlank(String.valueOf(paramB)))
+                || (Objects.isNull(paramC) || StringUtils.isBlank(String.valueOf(paramC))) ){
             List<Double> xs = new LinkedList<>();
             List<Double> ys = new LinkedList<>();
             for (int i=0; i<tempPoints.size(); i++){