From logs review nolio_dm_all.log and nolio_export.log we find below error
2020-08-06 09:29:41,286 [http-nio-8080-exec-2] DEBUG (com.nolio.platform.server.dataservices.services.exportimport.model.importdata.ArchitectureDataImporter:156) - ---------------------Start importing architecture EPOS <Discarded>
2020-08-06 09:29:41,290 [http-nio-8080-exec-2] ERROR (com.nolio.platform.server.dataservices.services.exportimport.ExportImportServiceImpl:407) - Could not import architecture data
com.nolio.platform.server.dataservices.except.InputInvalidException: The name cannot contain any of the following characters: <>/
at com.nolio.platform.server.dataservices.utils.EntityUtils.validateEntityFiled(EntityUtils.java:31)
at com.nolio.platform.server.dataservices.utils.EntityUtils.validateEntityName(EntityUtils.java:21)
Release : 6.6
Component : CA RELEASE AUTOMATION RELEASE OPERATIONS CENTER
Please review the application and process you are trying to export if having some special characters like , / : :: etc. in their name. If so please rename the process, architecture, flows with name without these special characters and try to export-import again.