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Opening osu trainer completely lags pc and wont run app

Status: Open.

#56 In FunOrange/osu-trainer;

· PanzerPanic564 opened on May 29, 2026

fucky

Status: Open.

#55 In FunOrange/osu-trainer;

· NotForResponding opened on May 7, 2026

unexpected error

Status: Open.

#54 In FunOrange/osu-trainer;

· tomaszhallmann12 opened on Feb 17, 2026

ZeroDivisionError

Status: Open.

#53 In FunOrange/osu-trainer;

· codesenku opened on Oct 17, 2025

Performance issues

Status: Open.

#52 In FunOrange/osu-trainer;

· Yumeiraosu opened on Feb 5, 2025

Issue with speed modifier

Status: Open.

#50 In FunOrange/osu-trainer;

· Haiden47 opened on Jan 4, 2025

Generating Map failed

Status: Open.

#49 In FunOrange/osu-trainer;

· uzer2232 opened on Dec 1, 2024

Update star rating calculation

Status: Open.

#47 In FunOrange/osu-trainer;

· VolodEYA opened on Nov 1, 2024

Input lag from tablet while osu-trainer is running

Status: Open.

#46 In FunOrange/osu-trainer;

· magwaer-dev opened on Sep 14, 2024

Generating Map Failed

Status: Open.

#45 In FunOrange/osu-trainer;

· jsongalvez opened on Apr 15, 2024

All difficulties created with osu!trainer open/import only to Lazer

Status: Open.

#44 In FunOrange/osu-trainer;

· RadialGH opened on Mar 19, 2024

I think it Osu trainer doesn't work on windows 11

Status: Open.

#43 In FunOrange/osu-trainer;

· Bruhhhrrdddd opened on Mar 1, 2024