(12:32:34) | Failed to run a 900.00 timer in 'AutoBroadcast v1.0.8' (FormatException: Index (zero based) must be greater than or equal to zero and less than the size of the argument list.)
at System.Text.StringBuilder.AppendFormatHelper (System.IFormatProvider provider, System.String format, System.ParamsArray args) [0x000ff] in <fb001e01371b4adca20013e0ac763896>:0
at System.String.FormatHelper (System.IFormatProvider provider, System.String format, System.ParamsArray args) [0x00023] in <fb001e01371b4adca20013e0ac763896>:0
at System.String.Format (System.String format, System.Object[] args) [0x00020] in <fb001e01371b4adca20013e0ac763896>:0
at Oxide.Plugins.AutoBroadcast.Lang (System.String key, System.String id, System.Object[] args) [0x0000e] in <8991b9f90fa44adcb588dcf5c0ff0e55>:0
at Oxide.Plugins.AutoBroadcast.<Broadcast>m__0 () [0x00111] in <8991b9f90fa44adcb588dcf5c0ff0e55>:0
at Oxide.Core.Libraries.Timer+TimerInstance.FireCallback () [0x00018] in <ec05e0208c9149bba43236ca58fea105>:0

You have a message that has { and } in it; you'll need to remove those.

i got it