[2026-04-27 10:35:26.269315] EDIAG [SERVER] start (ob_server.cpp:966) [1463][observer][T0][Y0-0000000000000000-0-0] [lt=5][errcode=-4052] fail to start server checkpoint slog handler(ret=-4052, ret=“OB_LAST_LOG_RUINNED”) BACKTRACE:0x6905864 0x68b8085 0x68b54f1 0x66fefa6 0x66e82e4 0x6707707 0xd6afdd6 0xd6ac005 0x9d4141e 0x9d46b22 0x1969b8a0 0x9d432ed 0x14cd0e022555 0x6edcba1
[2026-04-27 10:35:26.269357] ERROR [SERVER] start (ob_server.cpp:1096) [1463][observer][T0][Y0-0000000000000000-0-0] [lt=15][errcode=-4052] [server_start 9/18] observer instance start fail. you may find solutions in previous error logs or seek help from official technicians.
请问下大佬，这个observer启动的时候直接就挂掉了，这个是怎么回事叻？