请问这个错误是什么意思？Fatal error: Uncaught Error: Call to a member function getStore() on null in

[huichen2017]

请问这个错误是什么意思？
Fatal error: Uncaught Error: Call to a member function getStore() on null in

[Shuai]

@huichen2017

Fatal error: Uncaught Error: Call to a member function getStore() on null in

调用方法时，返回了空值。。

可以看下别人是如何解决这个错误的

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