Oxide - Assertion failed: split

Yesterday in me server have Block Stash Placement for Rust | Oxide but now i have unistall this plugin from me server but have the same problem. If try move SMALL STASH from inventory im kiked with RPC Error: moveitem

Code:

NullReferenceException: Object reference not set to an instance of an object
  at PlayerInventory.MoveItem (RPCMessage msg) [0x00000] in <filename unknown>:0
  at (wrapper managed-to-native) System.Reflection.MonoMethod:InternalInvoke (object,object[],System.Exception&)
  at System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00000] in <filename unknown>:0
Rethrow as TargetInvocationException: Exception has been thrown by the target of an invocation.
  at System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00000] in <filename unknown>:0
  at System.Reflection.MethodBase.Invoke (System.Object obj, System.Object[] parameters) [0x00000] in <filename unknown>:0
  at BaseEntity+<FindRPCMessage>c__AnonStorey26.<>m__6 (RPCMessage rpcMsg) [0x00000] in <filename unknown>:0
  at BaseEntity.SV_RPCMessage (UInt32 nameID, Network.Message message) [0x00000] in <filename unknown>:0
UnityEngine.DebugLogHandler:Internal_LogException(Exception, Object)
UnityEngine.DebugLogHandler:LogException(Exception, Object)
UnityEngine.Logger:LogException(Exception, Object)
UnityEngine.Debug:LogException(Exception)
BaseEntity:SV_RPCMessage(UInt32, Message)
ServerMgr:OnRPCMessage(Message)
ServerMgr:OnNetworkMessage(Message)
Facepunch.Network.Raknet.Server:ConnectedPacket(Connection)
Facepunch.Network.Raknet.Server:Cycle()
ServerMgr:Update()

Assertion failed: split_Amount <= 0

Y1SUS