You're using an old version of the ReplayMod. According to the change log, support for karyonix' Shaders mod was added in 1.0.7 while you're using 1.0.6.
Please always use the latest version before reporting any bugs. At the time of writing, that is 2.0.0 (or 1.0.8 if you need to use the 1.0.x series because you want to use one of the features that's not yet in the 2.0.0 version).