javascript - Strange favicon on Angular & Spring Boot App -


i have spring boot application angular on front-end, created favicon in static folder when load page, strange icon apears:

![favicon][1]: https://i.stack.imgur.com/ubtqs.png

above import html line:

<link rel="icon" type="image/x-icon" href="favicon.ico" />

does knows how fix it?

force favicon refreshing doing 

<link rel="icon" type="image/x-icon" href="favicon.ico?v=2" />

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