What is a service code - https://ttlc.intuit.com/turbotax-support/en-us/help-article/intuit-account-billing/service-code/L0HwCyI4x_US_en_US?uid=mcxdnvd8
You will have to contact TurboTax support for assistance with this problem. Use the key words Billing Issue
See this TurboTax support FAQ for contacting support - https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-management/turbotax-phone-number/L0Od33nMQ_US_en_US?uid=lfgviwbm
Another possible way to prepare your state tax return is to use your state's tax site. You will need information from your federal return, so have a copy of it handy.