Solution : https://service.sap.com/sap/support/notes/539017 (SAP Service marketplace login required)
Key words : 
abap runtime error call_function_not_remote, abap runtime error, remote-enabled module, function module administration, client copy function, terms call_function_not_remote, function module, client copy, parallel processes, get_data reason
Related Notes : 
       
| 212727 | CC-INFO: FAQs for parallel processes up to Release 4.6D | 
| 206523 | CC-RELEASE: Client copy errors in 4.6C and 4.6D |