Code:
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===== URL Generation Log Started 2015-Aug-29T00:22:19
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Real URI:      index.php?main_page=product_info&products_id=50
Request URI:   /product-name-p-50.html
Canonical URI: 

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===== Redirect Check Requested.
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Params from $_GET: products_id=50

Request sent to href_link('product_info', 'products_id=50', 'NONSSL', false, true, false, true)
Parsing Parameters for product_info
array (
  0 => 'products_id=50',
)
Generated URL: http://www.websitename.com/product-name-p-50.html
NO REDIRECT: Alternative URI matched the requested URI.

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===== Generated Alternative URLs
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Request sent to href_link('product_info', 'products_id=50', 'NONSSL', false, false, true, true)
Parsing Parameters for product_info
array (
  0 => 'products_id=50',
)
Generated URL: http://www.websitename.com/product_info.html?products_id=50

Request sent to href_link('index', '', 'NONSSL', true, false, true, true)
Generated URL: http://www.websitename.com/

Request sent to href_link('index', 'cPath=1', 'NONSSL', true, false, true, true)
Parsing Parameters for index
array (
  0 => 'cPath=1',
)
Generated URL: http://www.websitename.com/product-name-c-1.html

Request sent to href_link('_info', 'cPath=1&products_id=50', 'NONSSL', true, false, true, true)
Page was not in the list of pages to rewrite, URI not generated!
The above is an example of the error log.