Qt5DesignerComponents.dll: download the file and fix the error
Qt5DesignerComponents.dll is a module of the Qt 5 framework, used by many programs for their interface (media players, development tools, hardware software). Its official description: “Graphical user interface designer.”, by Digia Plc and/or its subsidiary(-ies).
If it is missing or damaged, Windows displays for example: “The program can't start because Qt5DesignerComponents.dll is missing from your computer.” Two methods can fix the error, below.
Method 1 · quick · about 1 minute
Download only Qt5DesignerComponents.dll
Ideal if only this file is reported missing: you replace a single file, without reinstalling anything.
- Version
- 5.1.1.0
- Architecture
- 32-bit (x86)
- Size
- 1.53 MB
- Publisher
- Digia Plc and/or its subsidiary(-ies)
Then:
- Extract Qt5DesignerComponents.dll from the zip file and copy it to the folder of the program showing the error (where its
.exefile is).
SHA-256: 254aed20528df0a86580b2265d03bdaed385a5b58b361e5f2a735ebfb3b0d175 ·
Check on VirusTotal
· Product: Designer
Method 2 · complete · depends on the program
Reinstall the program that shows the error
Qt5DesignerComponents.dll is normally shipped with the program that uses it, in the exact version it expects. Reinstalling the program puts it back in place. Each program is shipped with its own version of Qt: a different version may not work.
- Settings › Apps › Installed apps: uninstall the program concerned, then reinstall it from its publisher’s website.
- If the error persists, check that your antivirus has not quarantined the file.
Error messages related to Qt5DesignerComponents.dll
- The program can't start because Qt5DesignerComponents.dll is missing.
- Error loading Qt5DesignerComponents.dll. The specified module could not be found.
- Failed to load Qt5DesignerComponents.dll
Why does this error occur?
- Incomplete program installation or deleted file.
- Different Qt version from the one expected by the program.