If you have a legacy basket or other retrievals, existing references will now return "series not found" errors. You will need to edit the basket to use the amended mnemonics; the basket editor includes a "find and replace" tool.
The replacement series resides in the historical catalog (Chile » National Accounts » by Value add » Quarterly » Current prices) and the change is (old » new):
Because catalog locations are subject to change, the upper-right search box on DataBuffet.com provides a "find in catalog" mode that accepts a mnemonic.