fixed issue with participant token

Civi/DataProcessorTokenOutput/Output/AbstractToken.php

@@ -270,10 +270,14 @@ abstract class AbstractToken implements OutputInterface, TokenOutput {
     $fieldSpecification = $dataSource->getAvailableFilterFields()
       ->getFieldSpecificationByAlias($field_name);
     if (!$fieldSpecification) {
-      throw new FieldNotFoundException(E::ts("Requires a field with the name '%1' in the data source '%2'. Did you change the data source type?", [
-        1 => $field_name,
-        2 => $datasource_name
-      ]));
+      $fieldSpecification = $dataSource->getAvailableFilterFields()
+        ->getFieldSpecificationByName($field_name);
+      if (!$fieldSpecification) {
+        throw new FieldNotFoundException(E::ts("Requires a field with the name '%1' in the data source '%2'. Did you change the data source type?", [
+          1 => $field_name,
+          2 => $datasource_name
+        ]));
+      }
     }
 
     $dataFlow = $dataSource->ensureField($fieldSpecification);

info.xml

@@ -13,8 +13,8 @@
     <url desc="Documentation">https://lab.civicrm.org/extensions/dataprocessor-token-output/blob/master/README.md</url>
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
-  <releaseDate>2020-04-30</releaseDate>
-  <version>1.2</version>
+  <releaseDate>2020-11-04</releaseDate>
+  <version>1.2.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.13</ver>