Fixed issue with CSV export file name.

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 * Fixed issues with Aggregated Contribution data source
 * Added extra filtes to data sources, such as a filter for event on the participant data source.
+* Fixed issue with CSV export file name.
 
 # Version 1.117
 

CRM/DataprocessorOutputExport/AbstractSpreadsheet.php

@@ -126,7 +126,7 @@ abstract class CRM_DataprocessorOutputExport_AbstractSpreadsheet extends CRM_Dat
     $this->getFileFormatClass($configuration)->processConfiguration($submittedValues, $configuration);
 
     if (isset($submittedValues['altfilename']) && ''!==$submittedValues['altfilename']) {
-      $configuration['altfilename'] = CRM_Utils_String::munge($this->removeFileExtensionFromFileName($submittedValues['altfilename']), $configuration) . '.' . $this->getExtension($configuration);
+      $configuration['altfilename'] = CRM_Utils_String::munge($this->removeFileExtensionFromFileName($submittedValues['altfilename'], $configuration)) . '.' . $this->getExtension($configuration);
     }
     return $configuration;
   }