Hi, i confirm that i can still reproduce the issue, on an up-to-date Debian buster x86_64:
$ scilab-cli Scilab 6.0.1 (May 18 2019, 11:50:11) --> atomsShow('coselica') Scanning repository http://atoms.scilab.org/6.0 ... Done HDF5-DIAG: Error detected in HDF5 (1.10.4) thread 140194230798720: #000: ../../../src/H5G.c line 548 in H5Gget_info(): invalid argument major: Invalid arguments to routine minor: Bad value HDF5-DIAG: Error detected in HDF5 (1.10.4) thread 140194230798720: #000: ../../../src/H5G.c line 299 in H5Gcreate2(): not a location major: Invalid arguments to routine minor: Inappropriate type #001: ../../../src/H5Gloc.c line 246 in H5G_loc(): invalid object ID major: Invalid arguments to routine minor: Bad value HDF5-DIAG: Error detected in HDF5 (1.10.4) thread 140194230798720: #000: ../../../src/H5A.c line 263 in H5Acreate2(): not a location major: Invalid arguments to routine minor: Inappropriate type #001: ../../../src/H5Gloc.c line 246 in H5G_loc(): invalid object ID major: Invalid arguments to routine minor: Bad value HDF5-DIAG: Error detected in HDF5 (1.10.4) thread 140194230798720: #000: ../../../src/H5D.c line 119 in H5Dcreate2(): not a location ID major: Invalid arguments to routine minor: Inappropriate type #001: ../../../src/H5Gloc.c line 246 in H5G_loc(): invalid object ID major: Invalid arguments to routine minor: Bad value HDF5-DIAG: Error detected in HDF5 (1.10.4) thread 140194230798720: #000: ../../../src/H5F.c line 664 in H5Fclose(): not a file ID major: File accessibilty minor: Inappropriate type failed to close fileat line 265 of function atomsDESCRIPTIONget ( /usr/share/scilab/modules/atoms/macros/atoms_internals/atomsDESCRIPTIONget.sci line 284 ) at line 31 of function atomsIsPackage ( /usr/share/scilab/modules/atoms/macros/atoms_internals/atomsIsPackage.sci line 47 ) at line 43 of function atomsShow ( /usr/share/scilab/modules/atoms/macros/atomsShow.sci line 59 ) atomsDESCRIPTIONget: save ('/home/user/.Scilab/scilab-6.0.1/.atoms/packages') has failed. --> Best regards, Thierry