Dawn of Light

[17:46:49] ERR At least one item in the table "MobDrops" violated a constraint (
non-null, unique or foreign-key)!
[17:46:49] ERR Failed to notify event handler, timeout on lock operation!
[17:46:49] ERR System.Reflection.TargetInvocationException: Exception has been t
hrown by the target of an invocation. ---> System.Data.ConstraintException: Fail
ed to enable constraints. One or more rows contain values violating non-null, un
ique, or foreign-key constraints.
at DOL.Database.Connection.DataConnection.LoadDataSet(String tableName, DataS
et dataSet) in g:\autobuild\DOLSharp\DOLDatabase\Connection\DataConnection.cs:li
ne 311
at DOL.Database.ObjectDatabase.LoadDatabaseTable(Type objectType)
at DOL.Database.MobDrops.OnScriptCompiled(DOLEvent e, Object sender, EventArg
s args)
--- End of inner exception stack trace ---
at System.Reflection.RuntimeMethodInfo.InternalInvoke(Object obj, BindingFlag
s invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean i
sBinderDefault, Assembly caller, Boolean verifyAccess)
at System.Reflection.RuntimeMethodInfo.InternalInvoke(Object obj, BindingFlag
s invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean v
erifyAccess)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invoke
Attr, Binder binder, Object[] parameters, CultureInfo culture)
at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
at DOL.WeakMulticastDelegate.Invoke(Object[] args) in g:\autobuild\DOLSharp\D
OLBase\WeakMulticastDelegate.cs:line 145
at DOL.Events.DOLEventHandlerCollection.Notify(DOLEvent e, Object sender, Eve
ntArgs eArgs) in g:\autobuild\DOLSharp\GameServer\events\DOLEventHandlerCollecti
on.cs:line 230

Seems you have an empty or dublicate entry in your mobdrops table