[Max Taxable]

Originally Posted by Lynne

That error usually occurs if you edited a file without using a basic text editor like notepad++ or if you added spaces at the top of the file. Start with a brand new ImpExConfig.php file, open it using a plain text editor, and do nothing except edit the needed lines.

I'll add to this, you cannot even see the extra added characters or spaces in the file, until you view it with a proper text editor. TextEdit is another good freeware one to use.

Regular Notepad is notorious for adding stray characters at the top of PHP files. Don't edit php files with it.