Error while promoting the content

SEVERE: Unable to update assembler with URL:http://localhost:8080/dyn/admin/assemblerAdmin/admin. Error code (500): Internal Server Error

The error usually occurs if the configurationPath of DefaultFileStoreFactory.properties is not set correctly

C:\ATG\ATG11.2\home\servers\prod\localconfig\atg\endeca\assembler\cartridge\manager\DefaultFileStoreFactory.properties
configurationPath=C:/Endeca/Apps/CRS/data/workbench/application_export_archive/CRS