Version: 0.9.94 (using KDE 4.2.0) Compiler: gcc (GCC) 4.2.4 (Gentoo 4.2.4-r1 p1.1) OS: Linux Installed from: Gentoo Packages If a merging process of two files is not yet finished, the user cannot save the current state. How about saving the partially merged text files in a format similar to the conflict format as used by svn? Using such an approach, the merging process can be resumed later. Example: some text <<<<<<<< a.txt text variant from a.txt ======== text variant from b.txt >>>>>>>> b.txt more text