Android error: Unable to open class file R. Java

Hakuci Tag: Android

You 've just installed eclipse, and attempted to create your first Android Application. When clicking create, you see an error similar to this: "error: Unable to open class file R. Java"

If"Error:Unable to open class file R. Java no such file or directory ".

Solution: solution:

The "build path" for your Java environment is not setup correctly in eclipse. To fix this, follow these steps:

1) Open the preferences window by clicking"Window-> preferences"

2) Find"Java"Section and expand it

3) select"Build path"

4) change the value of source and Output Folder from folders to"Project"

5) Click Apply and then"OK"

Your problem shocould be resolved!

Select "project.

 

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