In doing bottom end mobile navigation, mouse double-click each option will be reported as an error, but will not have any problem when you click.
The reason for this bug is vue-router version, more vue-router 3.0 version callback form is in the form of promise api, return a promise, if not caught the error, the console is always a warning appears on the map;
The solution may be to install a previous vue-router or capture thrown into error;
Solution probably include the following three kinds of solutions:
1) Delete node_modules folder, and then use the "cnpm install" to reinstall the dependent (ps: attempt failed !!!)
2) run under the project directory cnpm i [email protected] -S（ps:尝试失败！！！）
3) Add the following lines of code (ps at main.js src directory of the project file folder's: successfully solved the problem !!!)
PS: Some bug may only meet once in a lifetime! Fortunately, experience has gone up!