Hi, I have created ser database for run ser. but I got follows error: 0(8054) init_tcp: using epoll_lt as the io watch method (auto detected) 0(8054) Maxfwd module- initializing 0(8054) submit_query: Table 'ser.global_attrs' doesn't exist 0(8054) db_query: Error while submitting query 0(8054) gflags:load_attrs: Error while quering database 0(8054) init_mod(): Error while initializing module gflags ERROR: error while initializing modules Can someone tell me where talk about which table i have to create in database ser. I can't find it. Many thanks for response! Tuan.