diff --git a/.liquibase/Data_alias/basic/2019.2/AditoBasic/create_ab_loghistory.xml b/.liquibase/Data_alias/basic/2019.2/AditoBasic/create_ab_loghistory.xml
index 16c96add30352f90a51c8e0d01467ff5ac7c3a0d..d7d65e6c6fc084edc1edd6173ce131458d314848 100644
--- a/.liquibase/Data_alias/basic/2019.2/AditoBasic/create_ab_loghistory.xml
+++ b/.liquibase/Data_alias/basic/2019.2/AditoBasic/create_ab_loghistory.xml
@@ -5,10 +5,10 @@
             <column name="USER_NEW" type="NVARCHAR(50)">
                 <constraints nullable="false"/>
             </column> 
-            <column name="DATE_NEW" type="TIMESTAMP">
+            <column name="DATE_NEW" type="DATETIME">
                 <constraints nullable="false"/>
             </column>          
-            <column name="DESCRIPTION" type="LONGVARCHAR(2147483647)"/>
+            <column name="DESCRIPTION" type="NCLOB"/>
             <column name="LOGTYPE" type="CHAR(1)"/>
             <column name="SOURCE_TABLENAME" type="NVARCHAR(30)"/>
             <column name="SOURCE_TABLENAMEID" type="CHAR(36)"/>
diff --git a/process/Contact_lib/process.js b/process/Contact_lib/process.js
index e8b2c9e47b364585c196e91b6b26e6da727af6cc..e70b9797751490b8bcce4814f808f76eee56abdc 100644
--- a/process/Contact_lib/process.js
+++ b/process/Contact_lib/process.js
@@ -15,6 +15,13 @@ import("Context_lib");
  */
 function OrganisationUtils() {}
 
+/*
+ * retrieves the name of an organisation with a select statement
+ * 
+ * @param {String} pOrganisationId the ID of the organisation that shall be searched in the database; 
+ * 
+ * @return {String} the name of the organisation
+ */
 OrganisationUtils.getNameByOrganisationId = function(pOrganisationId)
 {
     var orgname = "";
@@ -27,6 +34,13 @@ OrganisationUtils.getNameByOrganisationId = function(pOrganisationId)
     return orgname;
 };
 
+/*
+ * retrieves the name of an organisation with a select statement
+ * 
+ * @param {String} pContactId the ID of the corresponding org-contact of the organisation that shall be searched in the database; 
+ * 
+ * @return {String} the name of the organisation
+ */
 OrganisationUtils.getNameByContactId = function(pContactId)
 {
     var orgname = "";