Error by reducing the grid size

hi…
when I reduce the gride size for daylighting simulation I got this error:

  1. Solution exception:
    The recipe failed to run with the following error(s):

2023-04-12 17:47:47 ERROR: “DirectSky” failed. See below for more information:
rmtxop: error writing result matrix
2023-04-12 17:47:47 ERROR: “DirectSky” failed. See below for more information:
rmtxop: error writing result matrix

Execution Summary