This is the most common error you may face while working with Android SDK,
Android Error in an XML file: aborting build.
Troubleshooting :
This Error is related to one or more XML files :
i.e. one of AndroidManifest.xml, dimens.xml, strings.xml, styles.xml, activity_main.xml or any other xml file that you have added to the project workspace.
Check for errors in these files in res folder, or AndroidManifest.xml: You will see a red cross next to a file indicating that there is an error
Also check that XML files name does not contain any Uppercase letter, number or special symbols other than underscores.

Error in String xml file

The name attribute value was not closed with a double quote resulting in Error in an XML file aborting build
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