diff --git a/pom.xml b/pom.xml
index 37f5d12..9dcf947 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,12 +25,12 @@
 		<maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
 
 		<!-- Versions -->
-		<org.imixs.workflow.version>5.2.7</org.imixs.workflow.version>
-		<org.imixs.marty.version>4.1.10</org.imixs.marty.version>
-		<org.imixs.office.version>4.4.1</org.imixs.office.version>
+		<org.imixs.workflow.version>5.2.8</org.imixs.workflow.version>
+		<org.imixs.marty.version>4.1.11</org.imixs.marty.version>
+		<org.imixs.office.version>4.4.4-SNAPSHOT</org.imixs.office.version>
 		<org.imixs.adapters.version>2.2.4-SNAPSHOT</org.imixs.adapters.version>
-		<org.imixs.archive.version>2.2.7</org.imixs.archive.version>
-		<org.imixs.melman.version>1.0.19</org.imixs.melman.version>
+		<org.imixs.archive.version>2.2.9</org.imixs.archive.version>
+		<org.imixs.melman.version>1.0.20</org.imixs.melman.version>
 		<org.imixs.ml.version>1.0.1</org.imixs.ml.version>
 		<microprofile.version>2.2</microprofile.version>
 
diff --git a/workflow/rechnungseingang-de-1.0.3.bpmn b/workflow/rechnungseingang-de-1.0.3.bpmn
index e66c6f9..bfe45de 100644
--- a/workflow/rechnungseingang-de-1.0.3.bpmn
+++ b/workflow/rechnungseingang-de-1.0.3.bpmn
@@ -80,7 +80,6 @@
         <bpmn2:flowNodeRef>IntermediateCatchEvent_15</bpmn2:flowNodeRef>
         <bpmn2:flowNodeRef>IntermediateThrowEvent_1</bpmn2:flowNodeRef>
         <bpmn2:flowNodeRef>IntermediateCatchEvent_5000-10</bpmn2:flowNodeRef>
-        <bpmn2:flowNodeRef>IntermediateCatchEvent_5</bpmn2:flowNodeRef>
       </bpmn2:lane>
       <bpmn2:lane id="Lane_4" name="Buchhaltung">
         <bpmn2:flowNodeRef>Task_3</bpmn2:flowNodeRef>
@@ -148,7 +147,6 @@
       <bpmn2:documentation id="Documentation_3"><![CDATA[<textblock><itemvalue>$workflowgroup</itemvalue> - <itemvalue>$workflowstatus</itemvalue></textblock>]]></bpmn2:documentation>
       <bpmn2:incoming>SequenceFlow_31</bpmn2:incoming>
       <bpmn2:incoming>SequenceFlow_1</bpmn2:incoming>
-      <bpmn2:incoming>SequenceFlow_3</bpmn2:incoming>
       <bpmn2:outgoing>SequenceFlow_32</bpmn2:outgoing>
     </bpmn2:task>
     <bpmn2:intermediateCatchEvent id="IntermediateCatchEvent_5000-10" imixs:activityid="10" name="Speichern">
@@ -557,7 +555,8 @@ var b= workitem.get("order.total")[0];
         </imixs:item>
         <imixs:item name="txtactivityresult" type="xs:string">
           <imixs:value><![CDATA[<item name="action">home</item>
-<item name="space.lastname"><itemvalue>space.name</itemvalue></item>]]></imixs:value>
+<item name="space.lastname"><itemvalue>space.name</itemvalue></item>
+<validation name="required">false</validation>]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtname" type="xs:string">
           <imixs:value><![CDATA[Anweisen]]></imixs:value>
@@ -822,7 +821,8 @@ result.isValid=true;
           <imixs:value><![CDATA[]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtactivityresult" type="xs:string">
-          <imixs:value><![CDATA[<item name="action">home</item>]]></imixs:value>
+          <imixs:value><![CDATA[<item name="action">home</item>
+<validation name="required">false</validation>]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtname" type="xs:string">
           <imixs:value><![CDATA[Anweisen]]></imixs:value>
@@ -1513,7 +1513,8 @@ result.isValid=true;
         </imixs:item>
         <imixs:item name="txtactivityresult" type="xs:string">
           <imixs:value><![CDATA[<item name="action">home</item>
-<item name="space.lastname"><itemvalue>space.name</itemvalue></item>]]></imixs:value>
+<item name="space.lastname"><itemvalue>space.name</itemvalue></item>
+<validation name="required">false</validation>]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtname" type="xs:string">
           <imixs:value><![CDATA[Anweisen]]></imixs:value>
@@ -2012,7 +2013,8 @@ Betrag: <itemvalue>invoice.total</itemvalue> <itemvalue>invoice.currency</itemva
           <imixs:value><![CDATA[]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtactivityresult" type="xs:string">
-          <imixs:value><![CDATA[<item name="action">home</item>]]></imixs:value>
+          <imixs:value><![CDATA[<item name="action">home</item>
+<validation name="required">false</validation>]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtname" type="xs:string">
           <imixs:value><![CDATA[Akzeptieren]]></imixs:value>
@@ -2051,85 +2053,6 @@ result.isValid=true;
       <bpmn2:linkEventDefinition id="LinkEventDefinition_3" name="Link Event Definition 5"/>
     </bpmn2:intermediateThrowEvent>
     <bpmn2:sequenceFlow id="SequenceFlow_56" sourceRef="IntermediateCatchEvent_21" targetRef="IntermediateThrowEvent_2"/>
-    <bpmn2:intermediateCatchEvent id="IntermediateCatchEvent_5" imixs:activityid="40" name="[TEST: Export Retry]">
-      <bpmn2:extensionElements>
-        <imixs:item name="keylogtimeformat" type="xs:string">
-          <imixs:value><![CDATA[2]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyarchive" type="xs:string">
-          <imixs:value><![CDATA[0]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="txtmailsubject" type="xs:string">
-          <imixs:value><![CDATA[]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyaccessmode" type="xs:string">
-          <imixs:value><![CDATA[0]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyscheduledactivity" type="xs:string">
-          <imixs:value><![CDATA[0]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="rtfmailbody" type="xs:string">
-          <imixs:value><![CDATA[]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyversion" type="xs:string">
-          <imixs:value><![CDATA[0]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyaddwritefields" type="xs:string">
-          <imixs:value><![CDATA[$creator]]></imixs:value>
-          <imixs:value><![CDATA[$editor]]></imixs:value>
-          <imixs:value><![CDATA[process.manager]]></imixs:value>
-          <imixs:value><![CDATA[process.team]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="numnextactivityid" type="xs:int">
-          <imixs:value><![CDATA[0]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyfollowup" type="xs:string">
-          <imixs:value><![CDATA[2]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keypublicresult" type="xs:string">
-          <imixs:value><![CDATA[0]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keylogdateformat" type="xs:string">
-          <imixs:value><![CDATA[2]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyownershipfields" type="xs:string">
-          <imixs:value><![CDATA[$editor]]></imixs:value>
-          <imixs:value><![CDATA[$creator]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="numnextid" type="xs:int">
-          <imixs:value><![CDATA[5000]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="txtnextprocesstree" type="xs:string">
-          <imixs:value><![CDATA[]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="txtactivityresult" type="xs:string">
-          <imixs:value><![CDATA[<item name="comment" ignore="true"/>
-
-<item name="subprocess_create">
-	<modelversion>cargosoft-export-1.0</modelversion>
-	<task>1000</task>
-	<event>100</event>
-	<items>(?!txtworkflowhistory)(^[a-zA-Z]|^_)</items>
-</item>
-]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="txtname" type="xs:string">
-          <imixs:value><![CDATA[Speichern]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyownershipmode" type="xs:string">
-          <imixs:value><![CDATA[0]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="rtfresultlog" type="xs:string">
-          <imixs:value><![CDATA[]]></imixs:value>
-        </imixs:item>
-        <imixs:item name="keyupdateacl" type="xs:boolean">
-          <imixs:value>false</imixs:value>
-        </imixs:item>
-      </bpmn2:extensionElements>
-      <bpmn2:documentation id="Documentation_1"><![CDATA[Zwischenspeichern]]></bpmn2:documentation>
-      <bpmn2:outgoing>SequenceFlow_3</bpmn2:outgoing>
-    </bpmn2:intermediateCatchEvent>
-    <bpmn2:sequenceFlow id="SequenceFlow_3" sourceRef="IntermediateCatchEvent_5" targetRef="Task_5000"/>
     <bpmn2:dataObject id="DataObject_1" name="Invoice Form">
       <bpmn2:documentation id="Documentation_11"><![CDATA[<?xml version="1.0"?>
 <imixs-form>
@@ -2261,7 +2184,9 @@ result.isValid=true;
           <imixs:value><![CDATA[]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtactivityresult" type="xs:string">
-          <imixs:value><![CDATA[<item name="action">home</item>]]></imixs:value>
+          <imixs:value><![CDATA[<item name="action">home</item>
+<validation name="required">false</validation>
+<validation name="confirm">Wollen Sie den Vorgang wirklich löschen?</validation>]]></imixs:value>
         </imixs:item>
         <imixs:item name="txtname" type="xs:string">
           <imixs:value><![CDATA[Anweisen]]></imixs:value>
@@ -2658,12 +2583,6 @@ und invoice.total >0 (keine Gutschriften)</bpmn2:text>
           <dc:Bounds height="44.0" width="159.0" x="1486.0" y="1080.0"/>
         </bpmndi:BPMNLabel>
       </bpmndi:BPMNShape>
-      <bpmndi:BPMNShape id="BPMNShape_IntermediateCatchEvent_10" bpmnElement="IntermediateCatchEvent_5">
-        <dc:Bounds height="36.0" width="36.0" x="700.0" y="974.0"/>
-        <bpmndi:BPMNLabel id="BPMNLabel_44">
-          <dc:Bounds height="28.0" width="73.0" x="682.0" y="1010.0"/>
-        </bpmndi:BPMNLabel>
-      </bpmndi:BPMNShape>
       <bpmndi:BPMNShape id="BPMNShape_DataObject_2" bpmnElement="DataObject_1">
         <dc:Bounds height="50.0" width="36.0" x="210.0" y="683.0"/>
         <bpmndi:BPMNLabel id="BPMNLabel_52">
@@ -3039,12 +2958,6 @@ und invoice.total >0 (keine Gutschriften)</bpmn2:text>
         <di:waypoint xsi:type="dc:Point" x="686.0" y="793.0"/>
         <bpmndi:BPMNLabel id="BPMNLabel_123"/>
       </bpmndi:BPMNEdge>
-      <bpmndi:BPMNEdge id="BPMNEdge_SequenceFlow_4" bpmnElement="SequenceFlow_3" sourceElement="BPMNShape_IntermediateCatchEvent_10" targetElement="BPMNShape_Task_1">
-        <di:waypoint xsi:type="dc:Point" x="718.0" y="974.0"/>
-        <di:waypoint xsi:type="dc:Point" x="718.0" y="933.0"/>
-        <di:waypoint xsi:type="dc:Point" x="798.0" y="933.0"/>
-        <bpmndi:BPMNLabel id="BPMNLabel_51"/>
-      </bpmndi:BPMNEdge>
       <bpmndi:BPMNEdge id="BPMNEdge_Association_5" bpmnElement="Association_5" sourceElement="BPMNShape_DataObject_2" targetElement="BPMNShape_Task_2">
         <di:waypoint xsi:type="dc:Point" x="246.0" y="708.0"/>
         <di:waypoint xsi:type="dc:Point" x="308.0" y="708.0"/>