diff --git a/entity/AttributeRelation_entity/AttributeRelation_entity.aod b/entity/AttributeRelation_entity/AttributeRelation_entity.aod
index 90f3b32a681e47388a5eb1255ed7ea4c524f2191..5e2d6bbd82333a958ba173c9e29a1db5f1de856d 100644
--- a/entity/AttributeRelation_entity/AttributeRelation_entity.aod
+++ b/entity/AttributeRelation_entity/AttributeRelation_entity.aod
@@ -108,6 +108,7 @@
       <mandatoryProcess>%aditoprj%/entity/AttributeRelation_entity/entityfields/value/mandatoryProcess.js</mandatoryProcess>
       <dropDownProcess>%aditoprj%/entity/AttributeRelation_entity/entityfields/value/dropDownProcess.js</dropDownProcess>
       <stateProcess>%aditoprj%/entity/AttributeRelation_entity/entityfields/value/stateProcess.js</stateProcess>
+      <valueProcess>%aditoprj%/entity/AttributeRelation_entity/entityfields/value/valueProcess.js</valueProcess>
       <displayValueProcess>%aditoprj%/entity/AttributeRelation_entity/entityfields/value/displayValueProcess.js</displayValueProcess>
     </entityField>
     <entityConsumer>
diff --git a/entity/AttributeRelation_entity/entityfields/value/valueProcess.js b/entity/AttributeRelation_entity/entityfields/value/valueProcess.js
new file mode 100644
index 0000000000000000000000000000000000000000..938b26f2b636941ca480c11525662c41bf43cc57
--- /dev/null
+++ b/entity/AttributeRelation_entity/entityfields/value/valueProcess.js
@@ -0,0 +1,9 @@
+import("Attribute_lib");
+import("system.vars");
+import("system.result");
+
+
+var attributeType = AttributeUtil.getAttributeType(vars.get("$field.AB_ATTRIBUTE_ID"));
+var contentType = AttributeTypeUtil.getContentType(attributeType);
+if (vars.get("$this.value") == null && contentType == "BOOLEAN")
+    result.string("0");
\ No newline at end of file