diff --git a/src-modules/module/rpta/schluesseltabellen/pruefungen_nach_ppruef_virtuell.sql b/src-modules/module/rpta/schluesseltabellen/pruefungen_nach_ppruef_virtuell.sql
index 82e1746..691dbf4 100644
--- a/src-modules/module/rpta/schluesseltabellen/pruefungen_nach_ppruef_virtuell.sql
+++ b/src-modules/module/rpta/schluesseltabellen/pruefungen_nach_ppruef_virtuell.sql
@@ -3,7 +3,7 @@
 <sqlvar name="sos_lab_pord_exists">
 select sp_table_exists('sos_lab_pord') from xdummy;
 </sqlvar>
-<sqlvar name="fact_table_source" type="hash">
+<sqlvar name="fact_table_source">
 select name
        from sx_tables where name ='sos_lab_pord'
        
@@ -31,7 +31,7 @@ caption,
 select tid, table_name,
        name,
        name as targetname
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        --and currentlyused=1
        and name in ('matrikel_nr',
 'sem_der_pruefung',
@@ -153,7 +153,7 @@ table_type,
 systeminfo_id,
 thema,
 sachgebiete_id
-from sx_tables where name='${fact_table_source.name}'
+from sx_tables where name='${fact_table_source}'
 ;
 
 
@@ -193,7 +193,7 @@ select  '${fact_table_target.name}' as table_name,
        check_integrity,
        is_sum,
        foreignkey_uniquename
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        and currentlyused=1;
 <#foreach added_table in added_tables>
 insert into tmp_fields (table_name,
@@ -260,7 +260,7 @@ update tmp_rpta_resultset set fieldclause='
 ${field_target.table_name}.${field_target.name} as ${field_target.targetname},
 </#foreach>
 null::varchar as dummy',
-joinclause='${fact_table_source.name}
+joinclause='${fact_table_source}
 <#foreach added_table in added_tables>
 left outer join ${added_table.name} on (${added_table.joinclause})
 </#foreach>';
diff --git a/src-modules/module/rpta/schluesseltabellen/rpta_exam_unit_dim_studiengang_virtuell.sql b/src-modules/module/rpta/schluesseltabellen/rpta_exam_unit_dim_studiengang_virtuell.sql
index 24567cf..7b5dcf1 100644
--- a/src-modules/module/rpta/schluesseltabellen/rpta_exam_unit_dim_studiengang_virtuell.sql
+++ b/src-modules/module/rpta/schluesseltabellen/rpta_exam_unit_dim_studiengang_virtuell.sql
@@ -3,7 +3,7 @@
 <sqlvar name="rpta_exam_unit_exists">
 select sp_table_exists('rpta_exam_unit') from xdummy;
 </sqlvar>
-<sqlvar name="fact_table_source" type="hash">
+<sqlvar name="fact_table_source">
 select name
        from sx_tables where name ='rpta_exam_unit'
        
@@ -20,7 +20,7 @@ caption,
 select tid, table_name,
        name,
        name as targetname
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        and currentlyused=1
        
        union
@@ -107,7 +107,7 @@ table_type,
 systeminfo_id,
 thema,
 sachgebiete_id
-from sx_tables where name='${fact_table_source.name}'
+from sx_tables where name='${fact_table_source}'
 ;
 
 
@@ -147,7 +147,7 @@ select  '${fact_table_target.name}' as table_name,
        check_integrity,
        is_sum,
        foreignkey_uniquename
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        and currentlyused=1;
 <#foreach added_table in added_tables>
 insert into tmp_fields (table_name,
@@ -214,7 +214,7 @@ update tmp_rpta_resultset set fieldclause='
 ${field_target.table_name}.${field_target.name} as ${field_target.targetname},
 </#foreach>
 null::varchar as dummy',
-joinclause='${fact_table_source.name}
+joinclause='${fact_table_source}
 <#foreach added_table in added_tables>
 left outer join ${added_table.name} on (${added_table.joinclause})
 </#foreach>';
diff --git a/src-modules/module/rpta/schluesseltabellen/stellen_besetzung_virtuell.sql b/src-modules/module/rpta/schluesseltabellen/stellen_besetzung_virtuell.sql
index 70aefa0..4db4d5e 100644
--- a/src-modules/module/rpta/schluesseltabellen/stellen_besetzung_virtuell.sql
+++ b/src-modules/module/rpta/schluesseltabellen/stellen_besetzung_virtuell.sql
@@ -4,7 +4,7 @@
 <sqlvar name="sva_sgd_aggr_exists">
 select sp_table_exists('sva_sgd_aggr') from xdummy;
 </sqlvar>
-<sqlvar name="fact_table_source" type="hash">
+<sqlvar name="fact_table_source">
 select name
        from sx_tables where name ='sva_sgd_aggr'
        
@@ -27,7 +27,7 @@ caption,
 select tid, table_name,
        name,
        name as targetname
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        and currentlyused=1
 
        union
@@ -118,7 +118,7 @@ table_type,
 systeminfo_id,
 thema,
 sachgebiete_id
-from sx_tables where name='${fact_table_source.name}'
+from sx_tables where name='${fact_table_source}'
 ;
 
 
@@ -158,7 +158,7 @@ select  '${fact_table_target.name}' as table_name,
        check_integrity,
        is_sum,
        foreignkey_uniquename
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        and currentlyused=1;
 <#foreach added_table in added_tables>
 insert into tmp_fields (table_name,
@@ -225,7 +225,7 @@ update tmp_rpta_resultset set fieldclause='
 ${field_target.table_name}.${field_target.name} as ${field_target.targetname},
 </#foreach>
 null::varchar as dummy',
-joinclause='${fact_table_source.name}
+joinclause='${fact_table_source}
 <#foreach added_table in added_tables>
 left outer join ${added_table.name} on (${added_table.joinclause})
 </#foreach>';
diff --git a/src-modules/module/rpta/schluesseltabellen/studierende_datenblatt_virtuell.sql b/src-modules/module/rpta/schluesseltabellen/studierende_datenblatt_virtuell.sql
index 7b0fc77..1ff3a38 100644
--- a/src-modules/module/rpta/schluesseltabellen/studierende_datenblatt_virtuell.sql
+++ b/src-modules/module/rpta/schluesseltabellen/studierende_datenblatt_virtuell.sql
@@ -3,7 +3,7 @@
 <sqlvar name="sos_stg_aggr_exists">
 select sp_table_exists('sos_stg_aggr') from xdummy;
 </sqlvar>
-<sqlvar name="fact_table_source" type="hash">
+<sqlvar name="fact_table_source">
 select name
        from sx_tables where name ='sos_stg_aggr'
        
@@ -51,7 +51,7 @@ order by 1
 select tid, table_name,
        name,
        name as targetname
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        and currentlyused=1
        <#foreach added_table in added_tables>
        union
@@ -173,7 +173,7 @@ table_type,
 systeminfo_id,
 thema,
 sachgebiete_id
-from sx_tables where name='${fact_table_source.name}'
+from sx_tables where name='${fact_table_source}'
 ;
 
 
@@ -213,7 +213,7 @@ select  '${fact_table_target.name}' as table_name,
        check_integrity,
        is_sum,
        foreignkey_uniquename
-       from sx_fields where table_name ='${fact_table_source.name}'
+       from sx_fields where table_name ='${fact_table_source}'
        and currentlyused=1;
 <#foreach added_table in added_tables>
 insert into tmp_fields (table_name,
@@ -280,7 +280,7 @@ update tmp_rpta_resultset set fieldclause='
 ${field_target.table_name}.${field_target.name} as ${field_target.targetname},
 </#foreach>
 null::varchar as dummy',
-joinclause='${fact_table_source.name}
+joinclause='${fact_table_source}
 <#foreach added_table in added_tables>
 left outer join ${added_table.name} on (${added_table.joinclause})
 </#foreach>';