Q. I performed [Build & Transfer], but I got a [BUILD FAIL].
A.
[BUILD FAIL] occurs when there are errors in the project file.
A project file with errors cannot be transferred to the device
 
1. For XTOP products (XDesignerPlus):
When you click the [Close] button on the [Project Builder] screen, an error message window will appear at the bottom.
Click each error in the list to check and fix them one by one
 
2. For TOPR/TOPRX/TOPRW/TOPRE/TOPRH/TOP-PCVIEW products (TOP Design Studio):
At the bottom of the [Project Build] screen, there is an [Error & Warning] page displaying the list of errors.
Click each error in the list to check and fix them one by one