# Can't launch, stuck on Initializing: All MIDI Inputs **URL:** \ **Category:** Cubase\ **Tags:** cubase-14, cubase-15\ **Created:** [June 26, 2026, 8:10pm UTC](https://forums.steinberg.net/t/cant-launch-stuck-on-initializing-all-midi-inputs/1035753 "2026-06-26T20:10:58Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![MrSoundman](https://dub1.discourse-cdn.com/steinberg/user_avatar/forums.steinberg.net/mrsoundman/32/92285_2.png) [@MrSoundman](https://forums.steinberg.net/u/MrSoundman)\ **Post date:** [June 26, 2026, 11:01pm UTC](https://forums.steinberg.net/t/cant-launch-stuck-on-initializing-all-midi-inputs/1035753/2 "2026-06-26T23:01:50Z")
> [@Stephane\_Meer](#): > > I don’t understand what could possibly do this when I did not install or modify anything between the two sessions. If you’re using Windows 11, then this: > [@The Microsoft Windows MIDI Services rollout -- Important info](https://forums.steinberg.net/t/the-microsoft-windows-midi-services-rollout-important-info/1025581/2): > > Posting this so we can point people to this post vs cluttering up the forums with discussion about Microsoft bugs. The Windows MIDI Services rollout started at the end of January. Since that time, [we’ve found a few issues](https://devblogs.microsoft.com/windows-music-dev/windows-midi-services-rollout-known-issues-and-workarounds/). Some of which have already been fixed and have those fixes going out to customers starting the end of last month. None of those issues appeared during a year of testing with partners. We had many hardware and software partners, as well as customers involved. However, not eve… --- _[View the full topic](https://forums.steinberg.net/t/cant-launch-stuck-on-initializing-all-midi-inputs/1035753)._