get this error when players try to open their banks

"Failed to call hook 'cmdBank' on plugin 'Bank v1.0.56' (NullReferenceException: Object reference not set to an instance of an object)
at Oxide.Plugins.NoEffects+BaseEntity_radiationLevel.Postfix (BasePlayer __instance, System.Single& __result) [0x00005] in <4481a5a70ca94e8bb2ceba5f73a3a4b0>:0
at (wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition.BaseEntity.get_radiationLevel_Patch2(BaseEntity)
at Oxide.Plugins.Bank.CanPlayerBank (BasePlayer player) [0x00073] in <023d245503df46698acfd7cc455f4d57>:0
at Oxide.Plugins.Bank.ShowBank (BasePlayer player, BaseEntity target) [0x00000] in <023d245503df46698acfd7cc455f4d57>:0
at Oxide.Plugins.Bank.cmdBank (BasePlayer player, System.String command, System.String[] args) [0x00009] in <023d245503df46698acfd7cc455f4d57>:0
at Oxide.Plugins.Bank.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00deb] in <023d245503df46698acfd7cc455f4d57>:0
at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <42f9bedc659b4f4786eb778d3cd58968>:0
at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000de] in <15f61ddda771464d8246ebdce8ff4811>:0
at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <15f61ddda771464d8246ebdce8ff4811>:0"

This doesn't seem to effect any of the admins, just players. They have permissions so I am at a loss.  Not usre if it help but I get a simular error when I use /viewbank.