Getting java.lang.ArrayStoreException when trying to create ProductPartitionTree in Java Api Client

Hi , i am getting a Strange exception when i am trying to create ProductPartitionTree , This is my code where it breaks. IHave checked session and services and adgroup id all of them are perfect . not able retrieve PartitionTree for a Adgroup ... Code:

UNEXPECTED_INTERNAL_API_ERROR while creating ADgroup , Updating Adgroup ,Searching Adgroup

Hi , I am getting this InternalApiError.UNEXPECTED_INTERNAL_API_ERROR This is one of request While updating Ad-group , I am getting existing Ad : https://adwords.google.com/api/adwords/cm/v201506";> AdGroupId Id

Adwords API is slow and Throws UNexpected Internal API Exception after 11 hours

HI , I am using adwords API with Single thread for a Account ... When i am using *ProductPartitionTree.createAdGroupTree(adWordsServices, adWordsSession, adGroup.getId()) * * me**thod retrieving Already exists Partition Tree for Ad-group* *... Scenario: