Why can a qmlRegisterType name fail when it begins with a lowercase letter?

QM • Qt Forum member • September 11, 2026 • 1 answers

A developer registered a C++ type under a lowercase QML type name and saw unexpected behaviour.

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1 Answer

Dheerendra V Purohit

September 11, 2026 • Independent answer

✓ Accepted

Dheerendra identified the important QML naming rule: creatable QML component/type names are expected to begin with an uppercase letter.

cpp

qmlRegisterType<TestObj>("TestClasses", 1, 0, "TestObj");

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