Cannot add task ‘wrapper‘ as a task with that name already exists.

• 具体错误

Build file 'D:\Nanjing-SVN\UVCCameraProDemoLTS-v5.02\build.gradle' line: 27

A problem occurred evaluating root project 'UVCCameraProDemoLTS-v5.02'.
> Cannot add task 'wrapper' as a task with that name already exists.

* Try:
Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Exception is:
org.gradle.api.GradleScriptException: A problem occurred evaluating root project 'UVCCameraProDemoLTS-v5.02'.
	at org.gradle.groovy.scripts.internal.DefaultScriptRunnerFactory$ScriptRunnerImpl.run(DefaultScriptRunnerFactory.java:93)

• 解决办法

task wrapper(type: Wrapper) {
	gradleVersion = '4.4'
}

改为

wrapper {
	gradleVersion = '4.4'
}