Solution : https://service.sap.com/sap/support/notes/891845 (SAP Service marketplace login required)
Key words :
error => protected tabstrip button, developer trace files dev_w, support error analysis, kernel patch level640 98700 30, trace entries, trace levels, trace level, supported [dygrid, prerequisites, note 334400
Related Notes :
| 334400 | Protected Tabstrip Control tabs |