org.yaml.snakeyaml.error.YAMLException: java.nio.charset.MalformedInputException: Input length = 2

1.报错

在运行SpringBoot项目时遇到报错：

17:44:47.558 [main] ERROR org.springframework.boot.SpringApplication -- Application run failed
org.yaml.snakeyaml.error.YAMLException: java.nio.charset.MalformedInputException: Input length = 2
	at org.yaml.snakeyaml.reader.StreamReader.update(StreamReader.java:211)
	at org.yaml.snakeyaml.reader.StreamReader.ensureEnoughData(StreamReader.java:169)
	at org.yaml.snakeyaml.reader.StreamReader.ensureEnoughData(StreamReader.java:164)
	at org.yaml.snakeyaml.reader.StreamReader.peek(StreamReader.java:119)
	at org.yaml.snakeyaml.scanner.ScannerImpl.scanToNextToken(ScannerImpl.java:1229)
	at org.yaml.snakeyaml.scanner.ScannerImpl.fetchMoreTokens(ScannerImpl.java:345)
	at org.yaml.snakeyaml.scanner.ScannerImpl.checkToken(ScannerImpl.java:263)
	at org.yaml.snakeyaml.parser.ParserImpl$ParseImplicitDocumentStart.produce(ParserImpl.java:235)
	at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:185)
	at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:175)
	at org.yaml.snakeyaml.composer.Composer.checkNode(Composer.java:112)
	at org.yaml.snakeyaml.constructor.BaseConstructor.checkData(BaseConstructor.java:155)
	at org.yaml.snakeyaml.Yaml$1.hasNext(Yaml.java:494)
	at org.springframework.beans.factory.config.YamlProcessor.process(YamlProcessor.java:199)
	at org.springframework.beans.factory.config.YamlProcessor.process(YamlProcessor.java:166)
	at org.springframework.boot.env.OriginTrackedYamlLoader.load(OriginTrackedYamlLoader.java:84)
	at org.springframework.boot.env.YamlPropertySourceLoader.load(YamlPropertySourceLoader.java:50)
	at org.springframework.boot.context.config.StandardConfigDataLoader.load(StandardConfigDataLoader.java:54)
	at org.springframework.boot.context.config.StandardConfigDataLoader.load(StandardConfigDataLoader.java:36)
	at org.springframework.boot.context.config.ConfigDataLoaders.load(ConfigDataLoaders.java:96)
	at org.springframework.boot.context.config.ConfigDataImporter.load(ConfigDataImporter.java:132)
	at org.springframework.boot.context.config.ConfigDataImporter.resolveAndLoad(ConfigDataImporter.java:87)
	at org.springframework.boot.context.config.ConfigDataEnvironmentContributors.withProcessedImports(ConfigDataEnvironmentContributors.java:115)
	at org.springframework.boot.context.config.ConfigDataEnvironment.processInitial(ConfigDataEnvironment.java:242)
	at org.springframework.boot.context.config.ConfigDataEnvironment.processAndApply(ConfigDataEnvironment.java:229)
	at org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessor.postProcessEnvironment(ConfigDataEnvironmentPostProcessor.java:96)
	at org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessor.postProcessEnvironment(ConfigDataEnvironmentPostProcessor.java:89)
	at org.springframework.boot.env.EnvironmentPostProcessorApplicationListener.onApplicationEnvironmentPreparedEvent(EnvironmentPostProcessorApplicationListener.java:109)
	at org.springframework.boot.env.EnvironmentPostProcessorApplicationListener.onApplicationEvent(EnvironmentPostProcessorApplicationListener.java:94)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:143)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:131)
	at org.springframework.boot.context.event.EventPublishingRunListener.multicastInitialEvent(EventPublishingRunListener.java:136)
	at org.springframework.boot.context.event.EventPublishingRunListener.environmentPrepared(EventPublishingRunListener.java:81)
	at org.springframework.boot.SpringApplicationRunListeners.lambda$environmentPrepared$2(SpringApplicationRunListeners.java:64)
	at java.base/java.lang.Iterable.forEach(Iterable.java:75)
	at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:118)
	at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:112)
	at org.springframework.boot.SpringApplicationRunListeners.environmentPrepared(SpringApplicationRunListeners.java:63)
	at org.springframework.boot.SpringApplication.prepareEnvironment(SpringApplication.java:356)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:307)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1306)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1295)
	at com.itheima.springbootconfigfile.SpringbootConfigFileApplication.main(SpringbootConfigFileApplication.java:10)
Caused by: java.nio.charset.MalformedInputException: Input length = 2
	at java.base/java.nio.charset.CoderResult.throwException(CoderResult.java:274)
	at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:326)
	at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
	at java.base/java.io.InputStreamReader.read(InputStreamReader.java:177)
	at org.yaml.snakeyaml.reader.UnicodeReader.read(UnicodeReader.java:118)
	at org.yaml.snakeyaml.reader.StreamReader.update(StreamReader.java:176)
	... 44 common frames omitted

2.解决

原因：项目编码应该设置为UFT-8