Solution : https://service.sap.com/sap/support/notes/701040 (SAP Service marketplace login required)
Key words : 
terms sap solution manager, import kernel patch level 1283, symptom dump system_imode_too_large occurs, dswp_move xml import, system_imode_too_large solution, xml import, dump occurs, xml export, implement note 696200
Related Notes : 
       
| 492051 | Moving solutions to a new Solution Manager |