It has nothing to do with RSTPRFC. According to the screenshot you provided, BPC_Service is your BPC service user. Can you check if SAP_BPC_SERVICE role is assigned to BPC_SERVICE?
↧
It has nothing to do with RSTPRFC. According to the screenshot you provided, BPC_Service is your BPC service user. Can you check if SAP_BPC_SERVICE role is assigned to BPC_SERVICE?