(04:30:09) | Failed to call hook 'KillMyMinicopterConsoleCommand' on plugin 'MyMiniCopter v0.0.3' (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 :0 at System.Number.ParseUInt64 (System.String value, System.Globalization.NumberStyles options, System.Globalization.NumberFormatInfo numfmt) [0x00014] in :0 at System.UInt64.Parse (System.String s, System.IFormatProvider provider) [0x00008] in :0 at System.Convert.ToUInt64 (System.String value) [0x0000c] in :0 at Oxide.Plugins.MyMiniCopter.KillMyMinicopterConsoleCommand (ConsoleSystem+Arg arg) [0x0000e] in :0 at Oxide.Plugins.MyMiniCopter.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x005d1] in :0 at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9affce1cd15c4ec183941adef8db1722>:0 at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <4452f821def6406d834e4149849fe7ea>:0 at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <4452f821def6406d834e4149849fe7ea>:0

(04:31:38) | Failed to call hook 'SpawnMyMinicopterConsoleCommand' on plugin 'MyMiniCopter v0.0.3' (NullReferenceException: Object reference not set to an instance of an object)

at Oxide.Plugins.MyMiniCopter.SpawnMyMinicopterConsoleCommand (ConsoleSystem+Arg arg) [0x00000] in <b0483c7591f34e36b03bb2571934ad1f>:0

at Oxide.Plugins.MyMiniCopter.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00397] in <b0483c7591f34e36b03bb2571934ad1f>:0

at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9affce1cd15c4ec183941adef8db1722>:0

at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <4452f821def6406d834e4149849fe7ea>:0

at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <4452f821def6406d834e4149849fe7ea>:0

Hello, thank you for your report.
Could you tell me what console command syntax do you use ?
These errors are from, as these console messages says, : "Input string was not in a correct format"; so I guess there is a little mistake in syntax used.

miniheli spawn to player