Statistics: Model class (with restraints) from pdb  failed.

/net/marbles/raid1/dorothee/rerefine/cryoem/data_no_H/6pp5_20419/12_2022/6pp5_20419.pdb /net/marbles/raid1/dorothee/rerefine/cryoem/data_no_H/6pp5_20419/12_2022/6pp5_20419.map 3.98
Traceback (most recent call last):
  File "/net/marbles/raid1/dorothee/rerefine/cryoem/rerefine_script.py", line 345, in get_statistics
    model.process(make_restraints=True)
  File "/net/cci-filer2/raid1/xp/phenix/phenix-dev-4807/modules/cctbx_project/mmtbx/model/model.py", line 1875, in process
    run_clash_guard           = run_clash_guard)
  File "/net/cci-filer2/raid1/xp/phenix/phenix-dev-4807/modules/cctbx_project/mmtbx/model/model.py", line 1935, in _setup_restraints_manager
    assume_hydrogens_all_missing = not self.has_hd())
  File "/net/cci-filer2/raid1/xp/phenix/phenix-dev-4807/modules/cctbx_project/mmtbx/monomer_library/pdb_interpretation.py", line 5844, in geometry_restraints_manager
    log=self.log)
  File "/net/cci-filer2/raid1/xp/phenix/phenix-dev-4807/modules/cctbx_project/mmtbx/monomer_library/pdb_interpretation.py", line 5540, in construct_geometry_restraints_manager
    verbose=True,
  File "/net/cci-filer2/raid1/xp/phenix/phenix-dev-4807/modules/cctbx_project/mmtbx/conformation_dependent_library/__init__.py", line 387, in update_restraints
    esd_factor=esd_factor,
  File "/net/cci-filer2/raid1/xp/phenix/phenix-dev-4807/modules/cctbx_project/mmtbx/conformation_dependent_library/multi_residue_cdl_class.py", line 321, in apply_updates
    ''' % ''.join(error_atoms))
Sorry: 
  Certain angles in the protein chain (C-N-H or CA-N-H) have not been found
  in the restraints by the Conformational Dependent Library. This usually
  means that the protein backbone is traversing a special position.

  This is unlikely.

  However, to proceed, set cdl=False.

"ATOM  13300  N   HIS C 230 .*.     N  "
"ATOM  13301  CA  HIS C 230 .*.     C  "
"ATOM  13302  C   HIS C 230 .*.     C  "
"ATOM  13303  O   HIS C 230 .*.     O  "
"ATOM  13304  CB  HIS C 230 .*.     C  "
"ATOM  13305  CG  HIS C 230 .*.     C  "
"ATOM  13310  H   HIS C 230 .*.     H  "
"ATOM  13317  N   PRO C 231 .*.     N  "
"ATOM  13318  CA  PRO C 231 .*.     C  "
"ATOM  13319  C   PRO C 231 .*.     C  "
"ATOM  13320  O   PRO C 231 .*.     O  "
"ATOM  13321  CB  PRO C 231 .*.     C  "
"ATOM  13322  H   PRO C 231 .*.     H  "