EditPopulationHelper.js:574 
Uncaught ReferenceError: me is not defined(…)
testHandler @ EditPopulationHelper.js:574
check @ FieldCheckersManager.js:793
handler @ FieldCheckersManager.js:321
callback @ ext-all-debug.js:8497
fireHandler @ ext-all-debug.js:132238
onClick @ ext-all-debug.js:132226
fire @ ext-all-debug.js:20326
fire @ ext-all-debug.js:32684
publish @ ext-all-debug.js:32660
doDelegatedEvent @ ext-all-debug.js:32710
onDelegatedEvent @ ext-all-debug.js:32697
(anonymous function) @ ext-all-debug.js:6696