• using R Under development (unstable) (2026-06-06 r90114)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     gcc-16 (Debian 16.1.0-1) 16.1.0     GNU Fortran (Debian 16.1.0-1) 16.1.0
• running under: Debian GNU/Linux forky/sid
• using session charset: UTF-8 * current time: 2026-06-07 14:12:36 UTC
• checking for file ‘sobolnp/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘sobolnp’ version ‘0.1.0’
• package encoding: UTF-8
• checking CRAN incoming feasibility ... [1s/1s] NOTE Maintainer: ‘Maikol Solís <maikol.solis@ucr.ac.cr>’ No Authors@R field in DESCRIPTION. Please add one, modifying   Authors@R: person(given = "Maikol",                     family = "Solís",                     role = c("aut", "cre"),                     email = "maikol.solis@ucr.ac.cr") as necessary. The Description field contains   M. (2018) <arXiv:1803.03333>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
• checking package namespace information ... OK
• checking package dependencies ... ERROR Package required but not available: ‘np’ See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’ manual.
• DONE

Status: 1 ERROR, 1 NOTE