Exception in thread "main" java.lang.ClassNotFoundException: com.example.demo.KotlinFreederApplication

Kt

group = 'com.example'
version = '0.0.1-SNAPSHOT'
sourceCompatibility = 1.8
mainClassName = 'com.example.demo.KotlinFeederApplication'
compileKotlin {
	kotlinOptions {
		freeCompilerArgs = ["-Xjsr305=strict"]
		jvmTarget = "1.8"
	}
}
compileTestKotlin {
	kotlinOptions {
		freeCompilerArgs = ["-Xjsr305=strict"]
		jvmTarget = "1.8"
	}
}

jar {
	baseName = "kotlin-stream"
	group    = "com.example"
	version  = "0.0.1-SNAPSHOT"
	manifest {
		attributes "Main-Class": "com.example.demo.KotlinFeederApplicationKt"
	}
	from {
		configurations.compile.collect { it.isDirectory() ? it : zipTree(it) }
	}
}