In v201502 it was possible to set MaxCpc for shopping product partions. In v201506 we get BiddingErrors.INVALID_BID.
I found nothing relevant in
https://developers.google.com/adwords/api/docs/guides/migration/v201506or
https://developers.google.com/adwords/api/docs/reference/ .
What can we do?
<?xml version="1.0" encoding="UTF-8"?><soapenv:Envelope xmlns:soapenv="
http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsd="
http://www.w3.org/2001/XMLSchema" xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance">
<soapenv:Header>
<ns1:RequestHeader xmlns:ns1="
https://adwords.google.com/api/adwords/cm/v201506" soapenv:mustUnderstand="0">
<ns1:clientCustomerId>1645187874</ns1:clientCustomerId>
<ns1:developerToken>removed</ns1:developerToken>
<ns1:userAgent>ads2people sem editor (AwApi-Java, AdWords-Axis/2.2.0, Common-Java/2.2.0, Axis/1.4, Java/1.8.0_05, maven)</ns1:userAgent>
<ns1:validateOnly>false</ns1:validateOnly>
<ns1:partialFailure>false</ns1:partialFailure>
</ns1:RequestHeader>
</soapenv:Header>
<soapenv:Body>
<mutate xmlns="
https://adwords.google.com/api/adwords/cm/v201506">
<operations>
<operator>SET</operator>
<operand xmlns:ns2="
https://adwords.google.com/api/adwords/cm/v201506" xsi:type="ns2:BiddableAdGroupCriterion">
<ns2:adGroupId>20148587642</ns2:adGroupId>
<ns2:criterion xsi:type="ns2:Keyword">
<ns2:id>65168470096</ns2:id>
</ns2:criterion>
<ns2:biddingStrategyConfiguration>
<ns2:bids xsi:type="ns2:CpcBid">
<ns2:bid>
<ns2:microAmount>290000</ns2:microAmount>
</ns2:bid>
</ns2:bids>
</ns2:biddingStrategyConfiguration>
</operand>
</operations>
</mutate>
</soapenv:Body>
</soapenv:Envelope>
<?xml version="1.0" encoding="UTF-8"?><soap:Envelope xmlns:soap="
http://schemas.xmlsoap.org/soap/envelope/">
<soap:Header>
<ResponseHeader xmlns="
https://adwords.google.com/api/adwords/cm/v201506">
<requestId>00051d96beecd4090a8191513c0ca591</requestId>
<serviceName>AdGroupCriterionService</serviceName>
<methodName>mutate</methodName>
<operations>0</operations>
<responseTime>48</responseTime>
</ResponseHeader>
</soap:Header>
<soap:Body>
<soap:Fault>
<faultcode>soap:Server</faultcode>
<faultstring>[BiddingErrors.INVALID_BID @ operations[0].operand.biddingStrategyConfiguration.bids; trigger:'CpcBid{bid=0.290000, contentBid=null, cpcBidSource=null}']</faultstring>
<detail>
<ApiExceptionFault xmlns="
https://adwords.google.com/api/adwords/cm/v201506">
<message>[BiddingErrors.INVALID_BID @ operations[0].operand.biddingStrategyConfiguration.bids; trigger:'CpcBid{bid=0.290000, contentBid=null, cpcBidSource=null}']</message>
<ApplicationException.Type>ApiException</ApplicationException.Type>
<errors xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xsi:type="BiddingErrors">
<fieldPath>operations[0].operand.biddingStrategyConfiguration.bids</fieldPath>
<trigger>CpcBid{bid=0.290000, contentBid=null, cpcBidSource=null}</trigger>
<errorString>BiddingErrors.INVALID_BID</errorString>
<ApiError.Type>BiddingErrors</ApiError.Type>
<reason>INVALID_BID</reason>
</errors>
</ApiExceptionFault>
</detail>
</soap:Fault>
</soap:Body>
</soap:Envelope>