vasp.handlers: alternative BRMIX error strategy

custodian/vasp/handlers.py

@@ -129,19 +129,31 @@ def correct(self):
                             "action": {"_set": {"SYMPREC": 1e-8}}})
 
         if "brmix" in self.errors:
-            actions.append({"dict": "INCAR",
-                            "action": {"_set": {"ISYM": 0}}})
+            #actions.append({"dict": "INCAR",
+            #                "action": {"_set": {"ISYM": 0}}})
 
             if vi["KPOINTS"].style == Kpoints.supported_modes.Monkhorst:
                 actions.append({"dict": "KPOINTS",
                                 "action": {"_set": {"generation_style": "Gamma"}}})
 
+            if vi["KPOINTS"].num_kpts < 1:
+                all_kpts_even = all([
+                    bool(n % 2 == 0) for n in vi["KPOINTS"].kpts[0]
+                ])
+                print("all_kpts_even = {}".format(all_kpts_even))
+                if all_kpts_even:
+                    new_kpts = (tuple(n+1 for n in vi["KPOINTS"].kpts[0]),)
+                    print("new_kpts = {}".format(new_kpts))
+                    actions.append({"dict": "KPOINTS", "action": {"_set": {
+                        "kpoints": new_kpts
+                    }}})
+
             # Based on VASP forum's recommendation, you should delete the
             # CHGCAR and WAVECAR when dealing with this error.
-            actions.append({"file": "CHGCAR",
-                            "action": {"_file_delete": {'mode': "actual"}}})
-            actions.append({"file": "WAVECAR",
-                            "action": {"_file_delete": {'mode': "actual"}}})
+            #actions.append({"file": "CHGCAR",
+            #                "action": {"_file_delete": {'mode': "actual"}}})
+            #actions.append({"file": "WAVECAR",
+            #                "action": {"_file_delete": {'mode': "actual"}}})
 
         if "zpotrf" in self.errors:
             # Usually caused by short bond distances. If on the first step,