missing file chr_compiler_errors in 5.6.0 for Windows

When I consult a .pl file with the new 5.6.0, I get the following errors:

ERROR: (c:/pl/library/chr/guard_entailment.pl:16):
       source_sink `chr_compiler_errors' does not exist
Warning: (c:/pl/library/chr/guard_entailment.pl:16):
       Goal (directive) failed: 
guard_entailment:use_module(chr_compiler_errors)
ERROR: (c:/pl/library/chr/guard_entailment.pl:95):
       source_sink `chr(chr_runtime)' does not exist
Warning: (c:/pl/library/chr/guard_entailment.pl:95):
       Goal (directive) failed: 
guard_entailment:use_module(chr(chr_runtime))
ERROR: (c:/pl/library/chr/guard_entailment.pl:96):
       source_sink `chr(chr_hashtable_store)' does not exist
Warning: (c:/pl/library/chr/guard_entailment.pl:96):
       Goal (directive) failed: 
guard_entailment:use_module(chr(chr_hashtable_store))