Caused by: java.lang.IllegalArgumentException:

今天做一个mybatis练习，报如下错误：

后来看别人博客说的把resultMap改为resultType.，

不对有问题，

再看resultmap=OrderRM,和上面的ID，原来是写错了，

两个对应不起来，才报这样的错误。记录下来，免的下次犯错。

org.apache.ibatis.builder.IncompleteElementException: Could not find result map cn.tedu.mybatis.pojo.OrderMapper.OrderRM
	at org.apache.ibatis.builder.MapperBuilderAssistant.setStatementResultMap(MapperBuilderAssistant.java:346)
	at org.apache.ibatis.builder.MapperBuilderAssistant.addMappedStatement(MapperBuilderAssistant.java:284)
	at org.apache.ibatis.builder.xml.XMLStatementBuilder.parseStatementNode(XMLStatementBuilder.java:107)
	at org.apache.ibatis.session.Configuration.buildAllStatements(Configuration.java:698)
	at org.apache.ibatis.session.Configuration.hasStatement(Configuration.java:668)
	at org.apache.ibatis.session.Configuration.hasStatement(Configuration.java:663)
	at org.apache.ibatis.binding.MapperMethod$SqlCommand.<init>(MapperMethod.java:180)
	at org.apache.ibatis.binding.MapperMethod.<init>(MapperMethod.java:43)
	at org.apache.ibatis.binding.MapperProxy.cachedMapperMethod(MapperProxy.java:58)
	at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:51)
	at com.sun.proxy.$Proxy5.get(Unknown Source)
	at mybatis1803.TestOrder.get(TestOrder.java:32)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
Caused by: java.lang.IllegalArgumentException: Result Maps collection does not contain value for cn.tedu.mybatis.pojo.OrderMapper.OrderRM
	at org.apache.ibatis.session.Configuration$StrictMap.get(Configuration.java:797)
	at org.apache.ibatis.session.Configuration.getResultMap(Configuration.java:550)
	at org.apache.ibatis.builder.MapperBuilderAssistant.setStatementResultMap(MapperBuilderAssistant.java:344)
	... 35 more

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