diff --git a/Database-Attribute_System/Attributes/DbObject.cs b/Database-Attribute_System/Attributes/DbObject.cs
index 1cb1133..5cbb993 100644
--- a/Database-Attribute_System/Attributes/DbObject.cs
+++ b/Database-Attribute_System/Attributes/DbObject.cs
@@ -71,7 +71,7 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System.Attributes
                 }
                 catch(InvalidOperationException ex)
                 {
-                    throw new InvalidOperationException($"Cannot init foreignObject-field '{fi.Name}' of '{classType.Name}'. {ex.Message}");
+                    throw new InvalidOperationException($"Cannot init foreignObject-field='{fi.Name}' of class='{classType.Name}'.", ex);
                 }
             }
         }
diff --git a/Database-Attribute_System/ClassAction.cs b/Database-Attribute_System/ClassAction.cs
index 54de900..693659d 100644
--- a/Database-Attribute_System/ClassAction.cs
+++ b/Database-Attribute_System/ClassAction.cs
@@ -130,18 +130,17 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
         // ----
 
         /// <summary>
-        /// Gets an dbObject by primaryKey/s
+        /// Gets all dbObjects of class/table
         /// </summary>
         /// <typeparam name="T"></typeparam>
         /// <param name="classObject">Given object (marked with Db-attributes)</param>
-        /// <param name="whereClause">Custom where-clause params attached to query (SELECT * FROM tableName WHERE whereClause)</param>
         /// <param name="queryExecutor">Function to handle query-calls - Has to return Dictionary[attributeName, attributeValue]</param>
-        public static List<T> GetListWithWhere<T>(Type classType, Func<string, List<Dictionary<string, object>>> queryExecutor, params object[] whereClause) where T : new()
+        public static List<T> GetList<T>(Type classType, Func<string, List<Dictionary<string, object>>> queryExecutor) where T : new()
         {
             // Read dbObject - attribute
             DbObject dbObject = ClassAction.Init(classType);
 
-            string query = QueryBuilder.SelectWithWhere(dbObject._tableName, whereClause);   // Generate query
+            string query = QueryBuilder.SelectByAttribute(dbObject._tableName);   // Generate query
             List<Dictionary<string, object>> dataSet = queryExecutor(query);    // Execute
 
             List<T> objs = new List<T>() { };
@@ -156,17 +155,29 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
         }
 
         /// <summary>
-        /// Resolves dbObject by primaryKey/s<pragma/>
-        /// Object needs to have primaryKey/s set!
+        /// Gets an dbObject by primaryKey/s
         /// </summary>
         /// <typeparam name="T"></typeparam>
         /// <param name="classObject">Given object (marked with Db-attributes)</param>
+        /// <param name="whereClause">Custom where-clause params attached to query (SELECT * FROM tableName WHERE whereClause)</param>
         /// <param name="queryExecutor">Function to handle query-calls - Has to return Dictionary[attributeName, attributeValue]</param>
-        public static void ResolveByPrimaryKey<T>(T classObject, Func<string, List<Dictionary<string, object>>> queryExecutor)
+        public static List<T> GetListWithWhere<T>(Type classType, Func<string, List<Dictionary<string, object>>> queryExecutor, params object[] whereClause) where T : new()
         {
-            string query = QueryBuilder.SelectByPrimaryKey(classObject);   // Generate query
+            // Read dbObject - attribute
+            DbObject dbObject = ClassAction.Init(classType);
+
+            string query = QueryBuilder.SelectWithWhere(dbObject._tableName, whereClause);   // Generate query
             List<Dictionary<string, object>> dataSet = queryExecutor(query);    // Execute
-            FillObject(classObject, dataSet[0]);   // Fill the object
+
+            List<T> objs = new List<T>() { };
+            foreach (Dictionary<string, object> data in dataSet)
+            {
+                T obj = new T();    // New object
+                FillObject(obj, data);   // Fill it
+                objs.Add(obj);      // Add to list
+            }
+
+            return objs;    // Return list
         }
         
         /// <summary>
@@ -199,7 +210,21 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
             return objs;    // Return list
         }
 
+        // -----
 
+        /// <summary>
+        /// Resolves dbObject by primaryKey/s<pragma/>
+        /// Object needs to have primaryKey/s set!
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="classObject">Given object (marked with Db-attributes)</param>
+        /// <param name="queryExecutor">Function to handle query-calls - Has to return Dictionary[attributeName, attributeValue]</param>
+        public static void ResolveByPrimaryKey<T>(T classObject, Func<string, List<Dictionary<string, object>>> queryExecutor)
+        {
+            string query = QueryBuilder.SelectByPrimaryKey(classObject);   // Generate query
+            List<Dictionary<string, object>> dataSet = queryExecutor(query);    // Execute
+            FillObject(classObject, dataSet[0]);   // Fill the object
+        }
 
         /// <summary>
         /// Resolves all foreignKeys with the database<pragma/>
@@ -224,7 +249,7 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
                 // When its empty, get it
                 if(foreignObject_value == null)
                 {
-                    foreignObject_value = GetByPrimaryKey<T>(classType, foreignObjectAtt.foreignKeyAttribute.parentField.GetValue(classObject), queryExecutor); ;
+                    foreignObject_value = GetByPrimaryKey<T>(classType, foreignObjectAtt.foreignKeyAttribute.parentField.GetValue(classObject), queryExecutor);
                 }
 
                 // Recursive resolving
diff --git a/Database-Attribute_System/Database-Attribute_System.csproj b/Database-Attribute_System/Database-Attribute_System.csproj
index e19d1de..b4bab88 100644
--- a/Database-Attribute_System/Database-Attribute_System.csproj
+++ b/Database-Attribute_System/Database-Attribute_System.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>netcoreapp2.1</TargetFramework>
     <RootNamespace>eu.railduction.netcore.dll.Database_Attribute_System</RootNamespace>
     <SignAssembly>false</SignAssembly>
-    <Version>1.5.9</Version>
+    <Version>1.5.11</Version>
   </PropertyGroup>
 
 </Project>
diff --git a/Database-Attribute_System/QueryBuilder.cs b/Database-Attribute_System/QueryBuilder.cs
index 6bf5202..ddf2ed9 100644
--- a/Database-Attribute_System/QueryBuilder.cs
+++ b/Database-Attribute_System/QueryBuilder.cs
@@ -68,6 +68,7 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
         {
             string sqlCmd = $"SELECT * FROM {tableName}";
             // Add SQL-command part
+            if (!(whereClause[0] is string)) throw new InvalidOperationException("Cannot generate SQL-query. WhereClause-params not starting with string!");
             whereClause[0] = $"{sqlCmd} WHERE {whereClause[0]}";
 
             // Build and return the query
diff --git a/Database-Attribute_System/internal/Function.cs b/Database-Attribute_System/internal/Function.cs
index f03c8a1..b85fd87 100644
--- a/Database-Attribute_System/internal/Function.cs
+++ b/Database-Attribute_System/internal/Function.cs
@@ -95,7 +95,7 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
                     }
                 }
 
-                if (!nameFound) throw new InvalidOperationException($"{attributeNameAndValue.Key} has no classField!");
+                if (!nameFound) throw new InvalidOperationException($"'{attributeNameAndValue.Key}' has no classField!");
             }
         }
         internal static void ConvertAttributeToDbAttributes(Type classType, List<string> attributeNames)
@@ -117,7 +117,7 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
                     }
                 }
 
-                if (!nameFound) throw new InvalidOperationException($"{attributeNames[i]} has no classField!");
+                if (!nameFound) throw new InvalidOperationException($"'{attributeNames[i]}' has no classField!");
             }
         }
 
@@ -141,7 +141,7 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
                 DateTime dateTime = (DateTime)obj;
                 return "'" + SqlSerialise(dateTime) + "'";     // wrap in sql-brackets and convert to sql-datetime
             }
-            else if (obj.GetType() == typeof(Guid))        // Handle DateTime
+            else if (obj.GetType() == typeof(Guid))        // Handle Guid
             {
                 string guid = ((Guid)obj).ToString();  // Get Guid as string
                 return "'" + guid + "'";                 // wrap in sql-brackets