Selenium positioning CSS times org.openqa.selenium.NoSuchElementException:Unable to locate element: {"method": "XPath", "selector": "

For the following reasons, please troubleshoot:
Cause 1:xpath at the specified location is not shown, automation has been clicked, so that the element can not be found, the solution is to join the waiting time, Thread.Sleep (3000), the above is 3 seconds.
Cause 2:xpath The specified position is affected by the front and back, such as need to click on the other content before it can be displayed, so need to deal with.
Suggestions:
XPath positioning suggests using relative path positioning, which you use for absolute path positioning.

Selenium positioning CSS times org.openqa.selenium.NoSuchElementException:Unable to locate element: {"method": "XPath", "selector": "