MiniProgramError

Cannot read properties of null (reading 'createInstance')

TypeError: Cannot read properties of null (reading 'createInstance')

    at y._advancedCreate (https://lib/WASubContext.js:1:240988)

    at c.createComponent (https://lib/WASubContext.js:1:254998)

    at io (https://lib/WASubContext.js:1:345692)

    at so (https://lib/WASubContext.js:1:346622)

    at so (https://lib/WASubContext.js:1:346800)

    at Io.createInstance (https://lib/WASubContext.js:1:351596)

    at y._advancedCreate (https://lib/WASubContext.js:1:240988)

    at c.createComponent (https://lib/WASubContext.js:1:254998)

    at io (https://lib/WASubContext.js:1:345692)

    at so (https://lib/WASubContext.js:1:346622)

上述报错中，变量 createInstance 全局没有用到。在真机环境中页面还白屏