upgraded headers to reflect error messages (SeleniumHQ#1963)[deploy site]

Co-authored-by: Sri Harsha <[email protected]>

Author: shbenzer

website_and_docs/content/documentation/webdriver/troubleshooting/errors/_index.en.md

@@ -12,7 +12,7 @@ aliases: [
 ]
 ---
 
-## Invalid Selector Exception
+## InvalidSelectorException
 
 CSS and XPath Selectors are sometimes difficult to get correct.
 
@@ -29,7 +29,7 @@ Run your selector through a validator service:
 Or use a browser extension to get a known good value:
 * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## No Such Element Exception
+## NoSuchElementException
 
 The element can not be found at the exact moment you attempted to locate it.
 
@@ -46,7 +46,7 @@ The element can not be found at the exact moment you attempted to locate it.
 * Update the locator with the browser's devtools console or use a browser extension like:
   * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## Stale Element Reference Exception 
+## StaleElementReferenceException 
 
 An element goes stale when it was previously located, but can not be currently accessed.
 Elements do not get relocated automatically; the driver creates a reference ID for the element and
@@ -132,7 +132,7 @@ In instances where the element is out of view, but Selenium still registers the
 method to execute a javascript function to scroll (e.g. `WebDriver.executeScript('window.scrollBy(0,-250)')`) 
 or you can utilize the Actions class with `Actions.moveToElement(element)`.
 
-## Invalid SessionId Exception
+## InvalidSessionIdException
 
 Sometimes the session you're trying to access is different than what's currently available
 

website_and_docs/content/documentation/webdriver/troubleshooting/errors/_index.ja.md

@@ -6,7 +6,7 @@ description: >
   How to get deal with various problems in your Selenium code.
 ---
 
-## Invalid Selector Exception
+## InvalidSelectorException
 
 CSS and XPath Selectors are sometimes difficult to get correct.
 
@@ -23,7 +23,7 @@ Run your selector through a validator service:
 Or use a browser extension to get a known good value:
 * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## No Such Element Exception
+## NoSuchElementException
 
 The element can not be found at the exact moment you attempted to locate it.
 
@@ -40,7 +40,7 @@ The element can not be found at the exact moment you attempted to locate it.
 * Update the locator with the browser's devtools console or use a browser extension like:
   * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## Stale Element Reference Exception 
+## StaleElementReferenceException 
 
 An element goes stale when it was previously located, but can not be currently accessed.
 Elements do not get relocated automatically; the driver creates a reference ID for the element and
@@ -128,7 +128,7 @@ In instances where the element is out of view, but Selenium still registers the
 method to execute a javascript function to scroll (e.g. `WebDriver.executeScript('window.scrollBy(0,-250)')`) 
 or you can utilize the Actions class with `Actions.moveToElement(element)`.
 
-## Invalid SessionId Exception
+## InvalidSessionIdException
 
 Sometimes the session you're trying to access is different than what's currently available
 

website_and_docs/content/documentation/webdriver/troubleshooting/errors/_index.pt-br.md

@@ -6,7 +6,7 @@ description: >
   How to get deal with various problems in your Selenium code.
 ---
 
-## Invalid Selector Exception
+## InvalidSelectorException
 
 CSS and XPath Selectors are sometimes difficult to get correct.
 
@@ -23,7 +23,7 @@ Run your selector through a validator service:
 Or use a browser extension to get a known good value:
 * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## No Such Element Exception
+## NoSuchElementException
 
 The element can not be found at the exact moment you attempted to locate it.
 
@@ -40,7 +40,7 @@ The element can not be found at the exact moment you attempted to locate it.
 * Update the locator with the browser's devtools console or use a browser extension like:
   * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## Stale Element Reference Exception 
+## StaleElementReferenceException 
 
 An element goes stale when it was previously located, but can not be currently accessed.
 Elements do not get relocated automatically; the driver creates a reference ID for the element and
@@ -130,7 +130,7 @@ In instances where the element is out of view, but Selenium still registers the
 (e.g. `WebDriver.executeScript('window.scrollBy(0,-250)')`) or you can utilize the Actions 
 class with `Actions.moveToElement(element)`.
 
-## Invalid SessionId Exception
+## InvalidSessionIdException
 
 Sometimes the session you're trying to access is different than what's currently available
 

website_and_docs/content/documentation/webdriver/troubleshooting/errors/_index.zh-cn.md

@@ -6,7 +6,7 @@ description: >
   如何处理Selenium代码中的各种问题.
 ---
 
-## 无效选择器的异常 (Invalid Selector Exception)
+## 无效选择器的异常 (InvalidSelectorException)
 
 某些时候难以获得正确的CSS以及XPath选择器。
 
@@ -23,7 +23,7 @@ description: >
 或者使用浏览器扩展程序来获取已知的良好值：
 * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## 没有这样元素的异常 (No Such Element Exception)
+## 没有这样元素的异常 (NoSuchElementException)
 
 在您尝试找到该元素的当前时刻无法定位元素。
 
@@ -40,7 +40,7 @@ description: >
 * 使用浏览器的devtools控制台更新定位器或使用浏览器扩展程序，例如:
   * [SelectorsHub](https://selectorshub.com/selectorshub/)
 
-## 过时元素引用的异常 (Stale Element Reference Exception)
+## 过时元素引用的异常 (StaleElementReferenceException)
 
 当成功定位到元素时，
 WebDriver会为其设置一个引用ID作为标记，
@@ -137,7 +137,7 @@ In instances where the element is out of view, but Selenium still registers the
 (e.g. `WebDriver.executeScript('window.scrollBy(0,-250)')`) or you can utilize the 
 Actions class with `Actions.moveToElement(element)`.
 
-## 无效 SessionId 异常
+## 无效SessionId异常
 有时您尝试访问的会话与当前可用的会话不同。
 
 ### 可能原因