Solution : https://service.sap.com/sap/support/notes/803183 (SAP Service marketplace login required)
Key words :
cms assembly repository export fails, system/config/active/registry, symptom cms assembly fails, unexpected exception 'null' occurred, unexpected exception 'java, design time repository, log viewer service, change management server, server log files, server log file
Related Notes :
| 784340 | DTR Export fails with error "Internal Server error" |