newly converted files show different variables
since the changes in eccodes library, there seems to be something wrong with flex extract.
using eccodes 2.40:
2 ecmf 20240601 fc regular_ll surface 0 0 lsp grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 cp grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 sshf grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 ewss grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 nsss grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 ssr grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 sd grid_simple
2 ecmf 20240601 an regular_ll meanSea 0 0 avg_msl grid_simple
2 ecmf 20240601 an regular_ll entireAtmosphere 0 0 tcc grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 10 0 avg_10u grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 10 0 avg_10v grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 2 0 avg_2t grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 2 0 avg_2d grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 z grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 lsm grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 sdor grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 avg_cvl grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 avg_cvh grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 avg_fsr grid_simplebut using eccodes 2.35
2 ecmf 20240601 fc regular_ll surface 0 0 lsp grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 cp grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 sshf grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 ewss grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 nsss grid_simple
2 ecmf 20240601 fc regular_ll surface 0 0 ssr grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 msd_m grid_simple
2 ecmf 20240601 an regular_ll meanSea 0 0 mmsl grid_simple
2 ecmf 20240601 an regular_ll entireAtmosphere 0 0 meantcc grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 10 0 m10u grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 10 0 m10v grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 2 0 mean2t grid_simple
2 ecmf 20240601 an regular_ll heightAboveGround 2 0 m2d grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 z grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 lsm grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 sdor grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 mcvl grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 mcvh grid_simple
2 ecmf 20240601 an regular_ll surface 0 0 mfsr grid_simplewhich used to be:
1 ecmf 20240101 fc regular_ll 0 surface 0 lsp grid_simple
1 ecmf 20240101 fc regular_ll 0 surface 0 cp grid_simple
1 ecmf 20240101 fc regular_ll 0 surface 0 sshf grid_simple
1 ecmf 20240101 fc regular_ll 0 surface 0 ewss grid_simple
1 ecmf 20240101 fc regular_ll 0 surface 0 nsss grid_simple
1 ecmf 20240101 fc regular_ll 0 surface 0 ssr grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 sd grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 msl grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 tcc grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 10u grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 10v grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 2t grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 2d grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 z grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 lsm grid_simple
1 ecmf 20240101 an regular_ll 0 depthBelowLandLayer 0 swvl1 grid_simple
1 ecmf 20240101 an regular_ll 0 depthBelowLandLayer 0 stl1 grid_simple
1 ecmf 20240101 an regular_ll 0 surface 0 skt grid_simple
1 ecmf 20240103 an regular_ll 0 surface 0 sdor grid_simple
1 ecmf 20240103 an regular_ll 0 surface 0 cvl grid_simple
1 ecmf 20240103 an regular_ll 0 surface 0 cvh grid_simple
1 ecmf 20240103 an regular_ll 0 surface 0 fsr grid_simple 