Hi,
This blog was really helped me to achieve our requirement; The exact same code is throwing error: Error at line 5/38: ORA-20987: APEX - End-of-central-directory signature not found. This file is not a ZIP file. ORA-06512: at "APEX_240100.WWV_FLOW_ERROR", line 1123 ORA-06512: at "APEX_240100.WWV_FLOW_ERROR", line 1581 ORA-06512: at "APEX_240100.WWV_FLOW_ZIP", line 141 ORA-06512: at "APEX_240100.WWV_FLOW_ZIP", line 212 ORA-06512: at line 13 3.