When you login WHM, you can see FATAL ERROR ( a fatal error or timeout occurred while processing this directive ) at the top of WHM with below message
[a fatal error or timeout occurred while processing this directive]
We found the below mentioned error in the cpanel log.
Magic number checking on storable file failed at /usr/lib/perl5/site_perl/5.6.2/x86_64-linux/Storable.pm line 414, at /usr/local/cpanel/Cpanel/SafeStorable.pm line 69
Carp::croak(‘Magic number checking on storable file failed at /usr/lib/perl5/…’) called at /usr/lib/perl5/site_perl/5.6.2/x86_64-linux/Storable.pm line 38
Storable::__ANON__(‘Magic number checking on storable file failed at /usr/lib/perl5/…’) called at /usr/lib/perl5/site_perl/5.6.2/x86_64-linux/Storable.pm line 415
Storable::fd_retrieve(‘GLOB(0x1d4a980)’, 0) called at /usr/local/cpanel/Cpanel/SafeStorable.pm line 69
Cpanel::SafeStorable::fd_retrieve(‘GLOB(0x1d4a980)’) called at /usr/local/cpanel/Cpanel/CachedDataStore.pm line 120
eval {…} called at /usr/local/cpanel/Cpanel/CachedDataStore.pm line 120
Cpanel::CachedDataStore::loaddatastore(‘/var/cpanel/whm/nvdata/root.yaml’, 0, ‘HASH(0x1d3e340)’, undef) called at /usr/local/cpanel/Cpanel/CachedDataStore.pm line 39
Cpanel::CachedDataStore::load_ref(‘/var/cpanel/whm/nvdata/root.yaml’, ‘HASH(0x1d3e340)’) called at /usr/local/cpanel/Cpanel/CachedDataStore.pm line 29
Cpanel::CachedDataStore::fetch_ref(‘/var/cpanel/whm/nvdata/root.yaml’) called at /usr/local/cpanel/Whostmgr/NVData.pm line 41
Whostmgr::NVData::get_ref() called at whostmgr/bin/whostmgr10 line 402
main::themecommand_tmpl(‘main’) called at whostmgr/bin/whostmgr10 line 252
The file /var/cpanel/whm/nvdata/root.yaml seems to have been corrupted, and was causing this error. We can move this file to fix it.