(14:47:22) | Failed to call hook 'SCmdBan' on plugin 'ServerArmour v0.4.0' (FormatException: Input string was not in a correct format.)
at System.Number.StringToNumber (System.String str, System.Globalization.NumberStyles options, System.Number+NumberBuffer& number, System.Globalization.NumberFormatInfo info, System.Boolean parseDecimal) [0x00057] in <437ba245d8404784b9fbab9b439ac908>:0
at System.Number.ParseInt32 (System.String s, System.Globalization.NumberStyles style, System.Globalization.NumberFormatInfo info) [0x00013] in <437ba245d8404784b9fbab9b439ac908>:0
at System.Int32.Parse (System.String s) [0x00007] in <437ba245d8404784b9fbab9b439ac908>:0
at Oxide.Plugins.ServerArmour._BanUntil (System.String banLength) [0x0002d] in <13d28b04c4fd4177946ba3effb605453>:0
at Oxide.Plugins.ServerArmour.SCmdBan (Oxide.Core.Libraries.Covalence.IPlayer player, System.String command, System.String[] args) [0x0018d] in <13d28b04c4fd4177946ba3effb605453>:0
at Oxide.Plugins.ServerArmour.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x01e2a] in <13d28b04c4fd4177946ba3effb605453>:0
at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <8a646463979e4a1d9c0e2f1298e9483f>:0
at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <1fe782f4b27a43ae85d29ebb2d56c007>:0
at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <1fe782f4b27a43ae85d29ebb2d56c007>:0

Could you please provide me with the string you used to ban the user as well .