diff --git a/Builder/IISMainHandler/build.txt b/Builder/IISMainHandler/build.txt
index 8975db9..3d9983a 100644
--- a/Builder/IISMainHandler/build.txt
+++ b/Builder/IISMainHandler/build.txt
@@ -1 +1 @@
-293
\ No newline at end of file
+295
\ No newline at end of file
diff --git a/Builder/IISUploadHandler/build.txt b/Builder/IISUploadHandler/build.txt
index 410b14d..a5c750f 100644
--- a/Builder/IISUploadHandler/build.txt
+++ b/Builder/IISUploadHandler/build.txt
@@ -1 +1 @@
-25
\ No newline at end of file
+27
\ No newline at end of file
diff --git a/Core/DB/IDBConnection.cs b/Core/DB/IDBConnection.cs
index d2a45b5..fdab8a3 100644
--- a/Core/DB/IDBConnection.cs
+++ b/Core/DB/IDBConnection.cs
@@ -8,7 +8,7 @@ namespace FLocal.Core.DB {
 
 		List<Dictionary<string, string>> LoadByIds(ITableSpec table, List<string> ids);
 
-		List<string> LoadIdsByConditions(ITableSpec table, conditions.AbstractCondition conditions, Diapasone diapasone, JoinSpec[] joins, SortSpec[] sorts);
+		List<string> LoadIdsByConditions(ITableSpec table, conditions.AbstractCondition conditions, Diapasone diapasone, JoinSpec[] joins, SortSpec[] sorts, bool allowHugeLists);
 
 		long GetCountByConditions(ITableSpec table, conditions.AbstractCondition conditions, JoinSpec[] joins);
 
@@ -30,6 +30,10 @@ namespace FLocal.Core.DB {
 
 	public static class IDBConnectionExtensions {
 
+		public static List<string> LoadIdsByConditions(this IDBConnection connection, ITableSpec table, conditions.AbstractCondition conditions, Diapasone diapasone, JoinSpec[] joins, SortSpec[] sorts) {
+			return connection.LoadIdsByConditions(table, conditions, diapasone, joins, sorts, false);
+		}
+
 		public static List<string> LoadIdsByConditions(this IDBConnection connection, ITableSpec table, conditions.AbstractCondition conditions, Diapasone diapasone, params JoinSpec[] joins) {
 			return connection.LoadIdsByConditions(table, conditions, diapasone, joins, new SortSpec[] { new SortSpec(table.getIdSpec(), true) });
 		}
diff --git a/MySQLConnector/Connection.cs b/MySQLConnector/Connection.cs
index 67fb385..fc2c5a0 100644
--- a/MySQLConnector/Connection.cs
+++ b/MySQLConnector/Connection.cs
@@ -82,7 +82,7 @@ namespace FLocal.MySQLConnector {
 			}
 		}
 
-		public List<string> LoadIdsByConditions(ITableSpec table, FLocal.Core.DB.conditions.AbstractCondition conditions, Diapasone diapasone, JoinSpec[] joins, SortSpec[] sorts) {
+		public List<string> LoadIdsByConditions(ITableSpec table, FLocal.Core.DB.conditions.AbstractCondition conditions, Diapasone diapasone, JoinSpec[] joins, SortSpec[] sorts, bool allowHugeLists) {
 			lock(this) {
 				using(DbCommand command = this.connection.CreateCommand()) {
 
@@ -132,6 +132,9 @@ namespace FLocal.MySQLConnector {
 						return new List<string>();
 					} else {
 						diapasone.total = count;
+						if(diapasone.total > 1000 && diapasone.count < 0 && !allowHugeLists) {
+							throw new CriticalException("huge list");
+						}
 						string queryLimits = "";
 						if(diapasone.count >= 0) {
 							queryLimits = "LIMIT " + diapasone.count + " OFFSET " + diapasone.start;