ERROR TypeError: Cannot read properties of undefined (reading 'tap')
时间: 2023-10-26 20:34:28 浏览: 206
This error occurs when you try to access the property 'tap' of an undefined object.
There are a few possible causes for this error:
1. The object you are trying to access is undefined or null. Make sure that the object is defined and not null before accessing its properties.
2. The property 'tap' does not exist on the object. Double-check the spelling and capitalization of the property name.
3. The object you are trying to access is not of the expected type. Make sure that the object is of the correct type before accessing its properties.
To resolve this error, you can try the following:
1. Check that the object is defined and not null before accessing its properties.
2. Double-check the spelling and capitalization of the property name.
3. Check that the object is of the expected type before accessing its properties.
4. Use conditional statements or try-catch blocks to handle cases where the object may be undefined or null.
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