diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/BaseTest.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/BaseTest.java
index 9f5684c5a..3a79ad7b0 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/BaseTest.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/BaseTest.java
@@ -1,7 +1,6 @@
 package com.yomahub.liteflow.test;
 
 import com.yomahub.liteflow.flow.FlowBus;
-import com.yomahub.liteflow.flow.id.IdGeneratorHolder;
 import com.yomahub.liteflow.property.LiteflowConfigGetter;
 import com.yomahub.liteflow.spi.holder.SpiFactoryCleaner;
 import com.yomahub.liteflow.spring.ComponentScanner;
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/SwitchELSpringbootTest.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/SwitchELSpringbootTest.java
new file mode 100644
index 000000000..2dac75425
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/SwitchELSpringbootTest.java
@@ -0,0 +1,39 @@
+package com.yomahub.liteflow.test.switchError;
+
+import com.yomahub.liteflow.core.FlowExecutor;
+import com.yomahub.liteflow.flow.LiteflowResponse;
+import com.yomahub.liteflow.test.BaseTest;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import javax.annotation.Resource;
+
+/**
+ * springboot环境EL常规的例子测试
+ * @author Bryan.Zhang
+ */
+@RunWith(SpringRunner.class)
+@TestPropertySource(value = "classpath:/switchError/application.properties")
+@SpringBootTest(classes = SwitchELSpringbootTest.class)
+@EnableAutoConfiguration
+@ComponentScan({"com.yomahub.liteflow.test.switchError.cmp"})
+public class SwitchELSpringbootTest extends BaseTest {
+
+    @Resource
+    private FlowExecutor flowExecutor;
+
+    //2022-07-12 switch 异常错误.c.y.l.builder.el.operator.ToOperator     : parameter error
+    //run QlExpress Exception at line 1 :
+    // switch().to(): 只有一个node时出错
+    @Test
+    public void testBase1() throws Exception{
+        LiteflowResponse response = flowExecutor.execute2Resp("testBase1", "arg");
+        Assert.assertTrue(response.isSuccess());
+    }
+}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/ACmp.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/ACmp.java
new file mode 100644
index 000000000..721f398aa
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/ACmp.java
@@ -0,0 +1,20 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.switchError.cmp;
+
+import com.yomahub.liteflow.annotation.LiteflowComponent;
+import com.yomahub.liteflow.core.NodeComponent;
+
+@LiteflowComponent("a")
+public class ACmp extends NodeComponent {
+
+	@Override
+	public void process() {
+		System.out.println("ACmp executed!");
+	}
+}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/BCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/BCmp.java
new file mode 100644
index 000000000..1cf73df35
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/BCmp.java
@@ -0,0 +1,21 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.switchError.cmp;
+
+import com.yomahub.liteflow.annotation.LiteflowComponent;
+import com.yomahub.liteflow.core.NodeComponent;
+
+@LiteflowComponent("b")
+public class BCmp extends NodeComponent {
+
+	@Override
+	public void process() {
+		System.out.println("BCmp executed!");
+	}
+
+}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/CCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/CCmp.java
new file mode 100644
index 000000000..1523e77c4
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/CCmp.java
@@ -0,0 +1,21 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.switchError.cmp;
+
+import com.yomahub.liteflow.annotation.LiteflowComponent;
+import com.yomahub.liteflow.core.NodeComponent;
+
+@LiteflowComponent("c")
+public class CCmp extends NodeComponent {
+
+	@Override
+	public void process() {
+		System.out.println("CCmp executed!");
+	}
+
+}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/DCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/DCmp.java
new file mode 100644
index 000000000..0ea34fb48
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/DCmp.java
@@ -0,0 +1,21 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.switchError.cmp;
+
+import com.yomahub.liteflow.annotation.LiteflowComponent;
+import com.yomahub.liteflow.core.NodeComponent;
+
+@LiteflowComponent("d")
+public class DCmp extends NodeComponent {
+
+	@Override
+	public void process() {
+		System.out.println("DCmp executed!");
+	}
+
+}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/ESwitchCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/ESwitchCmp.java
new file mode 100644
index 000000000..bbbeb4cde
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/switchError/cmp/ESwitchCmp.java
@@ -0,0 +1,20 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.switchError.cmp;
+
+import com.yomahub.liteflow.core.NodeSwitchComponent;
+import org.springframework.stereotype.Component;
+
+@Component("e")
+public class ESwitchCmp extends NodeSwitchComponent {
+
+	@Override
+	public String processSwitch() throws Exception {
+		return "d";
+	}
+}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/switchError/application.properties b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/switchError/application.properties
new file mode 100644
index 000000000..bc60f8a63
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/switchError/application.properties
@@ -0,0 +1 @@
+liteflow.rule-source=switchError/flow.el.xml
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/switchError/flow.el.xml b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/switchError/flow.el.xml
new file mode 100644
index 000000000..1f580a368
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/switchError/flow.el.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<flow>
+    <chain name="testBase1">
+        THEN(
+            a,
+            SWITCH(e).to(d)
+            b
+        );
+    </chain>
+</flow>
\ No newline at end of file