Weird, I am pretty sure that I fixed it. So which version of windows are you using ? Try swapping the sdl.dll with the one from 0.74 I use Windows 7 Professional 32-bits . I tried swapping sdl.dll version with the one from DosBox 0.74 - but the result was even worse. After changing the file, the …

not doable with the mapper. The double pressing is a bug/incompatibility of 0.74 with certain versions of windows. Get a SVN build if you want it fixed My comment refer to newest DosBox SVN version (dated 2015-12-10). I know, that 0.74 version has similiar "double pressing" bug/incompatibility too. …

I need your help! Who knows, and is able tell me what is the appropriate setting (for the finished version of the binary DosBox) in "mapperXXX.map" file to ensure proper operation "NumLock" and "CapsLock" keys and eliminate the undesirable effect of having to double-pressing these keys?

Now my DosBox is able to run... Thank you, Wengier, for your great job, but when I try to open the exe it gets an error which says "MSVCP140.dll is missing". Why is this issue happening and how can I fix it? Do you even try to add MSVCP140.dll to the folder with this build of DOSBox? But I think …

Yes, I added it and also I had to find and add another file named "vcruntime140.dll". Now my DosBox is able to run...

Thank you, Wengier, for your great job, but when I try to open the exe it gets an error which says "MSVCP140.dll is missing". Why is this issue happening and how can I fix it?