Solution : https://service.sap.com/sap/support/notes/784340 (SAP Service marketplace login required)
Key words :
cms assemblythe repository export fails, symptom dtr export fails, system/config/active/registry, design time repository, specific batched elements, server log file, internal server error, actual inputstream length, segmented export, cms assembly
Related Notes :
803183 | CMS assembly fails with error "NullPointerException" |
774339 | Internal Server Error in DTR |