我想將包部署到tomcat因此嘗試擴(kuò)展它SpringBootServletInitializer并發(fā)生以下錯(cuò)誤但在沒(méi)有任何錯(cuò)誤的正常部署中SpringBootServletInitializer似乎沒(méi)有錯(cuò)誤。我究竟做錯(cuò)了什么？我的build.gradle文件看起來(lái)像這樣plugins {    id 'java'    id 'war'}group 'com.nithin.ms'version '0.5.0'sourceCompatibility = 1.8targetCompatibility = 1.8repositories {    mavenCentral()}configurations {    providedRuntime}dependencies {    compile group: 'commons-io', name: 'commons-io', version: '2.4'    compile group: 'org.apache.commons', name: 'commons-lang3', version: '3.8'    compile group: 'org.springframework.boot', name: 'spring-boot-starter-web', version: '2.0.4.RELEASE'    providedRuntime 'org.springframework.boot:spring-boot-starter-tomcat:2.0.4.RELEASE'    testCompile group: 'junit', name: 'junit', version: '4.12'}