error accepting intensity level

[shanibrathwaite]

An error occurs when entering to accept the intensity level;

Error using input
Undefined function or variable 'cr'.

Error in findCOMRefObjFirstPass (line 31)
cont = input('Enter to accept, 0 to try again - ');

Error in initUAVAnalysis (line 71)
[refPoints(i).Ur,refPoints(i).Vr, refPoints(i).thresh] = ...

Error in sampleAerielleVideoDemo (line 96)
[betas(1,:),meta.refPoints] = initUAVAnalysis(I, gcp, inputs, meta);