What might happen if you attempt to input a local file without closing it first?

Attempting to input a local file that remains open can lead to an error due to file access conflicts. Many applications, including data processing tools like Alteryx, require exclusive access to a file for reading its contents. When a file is open in another program, that program may lock the file, preventing other applications from accessing it properly. As a result, the data input process can encounter issues, leading to an error in Alteryx.

This behavior is common across various software systems to ensure that data integrity is maintained and that conflicts are avoided. It's important to properly close any files before attempting to utilize them in a different application to ensure a smooth workflow and to prevent any disruptions or errors during the data processing tasks.