Solution : https://service.sap.com/sap/support/notes/400280 (SAP Service marketplace login required)
Key words : 
ebp/crm support package sapku30018 requires basis support package sapkb61020, working set structure /1cn/working_set_e_s_sup failed, generic type  eedo839 generic table type, 'display/define' pushbutton -> 'delete queue' pushbutton, selecting 'extras'->'ignore test import error', choosing 'extras'->'ignore test import error', import basis support package sapkb61038 separately, existing conversion exit function module 'conversion_exit_matn1_output', crm-md-conthe errors affect, note createdsap recommendationwe strongly recommend
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