This page has a list of known issues related to the use of the grib-api and ecCodes libraries.

OpenIFS 40r1 fails with grib_api library versions less than 1.11.0

The minimum version of the grib_api library for OpenIFS 40r1 is 1.11.0.

If you see the following error when compiling, please upgrade your version of grib-api / ecCodes:

Error: There is no specific subroutine for the generic 'grib_write_bytes'