In eclipse, after packing once, the newly created project all went wrong, there is a red line below support_v7 and the solution and why Project Inheritance actionbaractivity solution in eclipse

The first time to write a blog, have any questions or ideas of the hope that you can make comments to exchange, hope that we forgive!

The problem is that there are errors in the new project, there are red lines and workarounds below SUPPORT_V7 and why Project inheritance in Eclipse actionbaractivity:

Mainly in front of the development of the time encountered this problem, yesterday there is an Android group inside people asked me how to solve this problem, I also Baidu a lot of methods, found that this method is effective.

In fact, the main problem is that when you create a new Android application, the smallest Android version you choose is below 4.0.

For a detailed workaround you can view the following references to this CSDN blog: 50562322.

Why project Inheritance actionbaractivity in eclipse:

This issue also has a blog can be resolved: 51423925, the crux of the two problems is the same, are the minimum version of the reason.

In eclipse, after packing once, the newly created project all went wrong, there is a red line below support_v7 and the solution and why Project Inheritance actionbaractivity solution in eclipse