ref creat extent read extent uml extent uml repositori creat extent mof extent extent valu read read todo need chang support multipl user model delet old extent uml delet extent uncheck uml invalid object except defin log lp log granular type statement lp log local nest statement log debug user model extent delet endif uml extent defin log lp log granular type statement lp log local nest statement log debug enabl log debug creat read readonli extent uml log debug regist extent arrai repositori extent name endif extent creation fail except defin log lp log granular type statement lp log local log error extent creation fail endif 