On 06 Mar 2015, at 14:56, Thierry Goubier <thierry.goubier@gmail.com> wrote:Ok. It's not an image problem. It seems to be a vm problem or an ubuntu problem.(vm and vmLatest from get.pharo.org have that, the vm in the pharo launcher seems to work fine, and I haven't seen any problem with Pharo3 ? Ubuntu 14.10 64bits).Ok, so we need to find the VM version that breaks OSProcess…