SDI, SELECT from ECC Virtual table that is a Pool-Table type from HANA gives Error

Hello, after successfully creating a Virtual table T008T in HANA from ECC, select from that table gives an error: Could not execute '..ECC_RAZ_T008T"' SAP DBTech JDBC: [403]: internal error: Remote execution error No metadata found for logical table T008T for query ... T008T is Pool-Table type from Pool ATAB, what to do? Regards, Sven