I\'m using:
- carrierwave 0.6.0
- rails 3.2.1
- mini_magick 3.4
- ruby 1.9.2p290
And during image uploading I want to resize uploading pic:
B. Ruschill's answer seemed to have solved many peoples' problem, unfortunately it didn't for me. Nor did many solutions I found on the internets.
Turns out I had an outdated version of libjpeg. I fixed that by removing and re-installing using brew. This may happen for other image formats too. Perhaps doing the same for the respective libs might solve the problem.
TL;DR
brew remove libjpeg
brew install libjpeg