diff --git a/common/src/main/java/ink/wgink/common/service/api/impl/ApiInfoServiceImpl.java b/common/src/main/java/ink/wgink/common/service/api/impl/ApiInfoServiceImpl.java
index e1a7a900..04ec4c1a 100644
--- a/common/src/main/java/ink/wgink/common/service/api/impl/ApiInfoServiceImpl.java
+++ b/common/src/main/java/ink/wgink/common/service/api/impl/ApiInfoServiceImpl.java
@@ -266,6 +266,9 @@ public class ApiInfoServiceImpl extends DefaultBaseService implements IApiInfoSe
             if (parameter instanceof BodyParameter) {
                 BodyParameter bodyParameter = (BodyParameter) parameter;
                 Model schema = bodyParameter.getSchema();
+                if (schema == null) {
+                    continue;
+                }
                 requestParameter.put("schemaClass", schema.getClass());
                 if (schema instanceof RefModel) {
                     RefModel refModel = (RefModel) schema;