Developing a Vue.js application can be challenging, but with careful planning and attention to detail, it's possible to overcome several common roadblocks. Here are some of the issues that developers commonly encounter during Vue.js development and how they can be addressed:

1. Components Not Rendering Properly:

   • Common cause is a mistake in the HTML markup or component's script section.
   • Solution: Use Vue-devtools to debug components and ensure that you're importing them correctly. Also, use vue-router for routing if needed.

2. Data Binding Issues:

   • Common cause is a mistake in the data property definition or misuse of v-bind directive.
   • Solution: Use Vue-devtools to inspect and debug your components' properties. Ensure that you're using the correct syntax for data properties and v-bind directives.

3. Methods Not Working as Expected:

   • Common cause is a misunderstanding of how methods work in Vue.js or a mistake in their implementation.
   • Solution: Use Vue-devtools to debug your components' methods. Make sure that you're calling the methods correctly and that they are bound to the correct context.

4. Async Await Not Working Properly:

   • Common cause is an incorrect use of async/await in the code.
   • Solution: Check if the code inside your async function is running properly. Make sure that you're using await correctly and calling your functions with async keyword.

5. Vuex Not Providing Proper State Management:

   • Common cause is a misunderstanding of how to use Vuex or a mistake in its implementation.
   • Solution: Use Vue-devtools to inspect your store's state and actions. Make sure that you're using the correct syntax for mutations, getters, and actions.

6. Lack of Documentation:

   • Common cause is an unfamiliarity with Vue.js or a lack of documentation on specific features.
   • Solution: Use official Vue.js documentation to learn more about each feature. If you're still struggling, consider reaching out to the community for support.

7. Vue.js Rendering Slowly or Not at All:

   • Common cause is a poor performance of Vue.js or an excessive use of data binding and computed properties.
   • Solution: Use Vue-devtools to identify slow components and optimize your code by reducing the number of reactive dependencies in your templates.

By following these tips, you can develop a Vue.js application that is both efficient and effective.