Okay.I have create an another modpack to see if is my modpack and,on the other modpack i have the problem.I using the last version of ER(0.4.5.65) and for OC i also use the last version(1.7.4.153) for Forge, i have the 14.23.5.5.2815.
Thank for your program
PS: I see that when i press "enter" continuous, the screen is actualising i that can help you