I want to crate categories in Magento with a webservice request (soap v2). I use Magento 1.4.2.0 and as I said the v2 of magentos soap api.
If I send the request I get t
You have 4 ways.
First - Change app/code/core/Mage/Catalog/etc/wsdl.xml after line 188 add
Second - Change logic of Api Model app/code/core/Mage/Catalog/Model/Category/Api/V2.php in code add this attribute to the new object.
Third - Report bug to the magento and wait until it resolved (near 1-2 month)
Fourth - And least create you extension where you just override app/code/core/Mage/Catalog/etc/wsdl.xml add your paramters to the WSDL file, change API model in your extensions for additional parameters.
My proposal use 4th way.