Update README.md

Author: NitheeshkumarThangaraj

README.md

@@ -12,3 +12,5 @@
 # Troubleshooting
 ## Path too long exception
 If you are facing path too long exception when building this example project, close Visual Studio and rename the repository to short and build the project.
+
+For step by step process, refer this [KB article](https://support.syncfusion.com/agent/kb/19754)