Details
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Bug
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Resolution: Duplicate
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P2: Important
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6.2.7
Description
On some systems, such as Windows 10 Home N, where Windows Media Feature Pack is not preinstalled, a Qt app using QtMultimedia QML module will exit on startup.
import QtQuick import QtMultimedia Window { width: 640 height: 480 visible: true title: "Hello Video" Video { anchors.fill: parent } }
Console output:
QQmlApplicationEngine failed to load component
main.qml:2:1 Cannot load library ...QtMultimedia\quickmultimediaplugin.dll: The specified module could not be found.
On that particular Windows Home N system, some of the required libraries are missing: evr.dll, mf.dll, mfplat.dll...
Force quit is quite a dramatic outcome, I'd rather have an option to detect those missing dependencies during runtime and enabled/disable Video playback optionally.
Cannot reproduce this problem in 6.4.3 and 6.5.0, but still affects LTS branch 6.2.x
Attachments
Issue Links
- duplicates
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QTBUG-103729 [REG 5.15-6.2] App isn't able to start on Windows 10 N
- Closed