Solution : https://service.sap.com/sap/support/notes/767620 (SAP Service marketplace login required)
Key words : 
/cpc/tnotiftmp /cpc/tnotiftmp1 /cpc/tnotiftmp2 /cpc/tnotiftmp3 /cpc/tnotiftmp4 /cpc/tnotiftmp5, cont_div_code      prime_vendor_ind      notif_level_code      prod_nmbr      cont_prod_prc      wac_prod_prc      cust_nmbr 5, prerequisites tables require unique key defined, symptom job imcm22l2 abended due, unique key constraint violation ontnotiftmp2, select database table radio button, enter /cpc/tnotiftmp, enter /cpc/tnotiftmp1, enter /cpc/tnotiftmp3, enter /cpc/tnotiftmp4
Related Notes : 
       
| 834776 | |
| 796594 | |
| 761171 | CPCC Service Package 2.2.300 |