<![CDATA[Build Error: undefined reference to `operator delete(void*, unsigned long)@Qt_5']]>

<![CDATA[Build Error: undefined reference to `operator delete(void*, unsigned long)@Qt_5']]>Error on build :
Qt5.9.1/5.9.1/gcc_64/lib/libQt5MultimediaWidgets.so: undefined reference to `operator delete(void*, unsigned long)@Qt_5'
Makefile:323: recipe for target 'APP_LOG' failed
collect2: error: ld returned 1 exit status
make: *** [APP_LOG] Error 1
15:15:14: The process "/usr/bin/make" exited with code 2.
Error while building/deploying project MyApp (kit: Desktop Qt 5.9.1 GCC 64bit)
When executing step "Make"

details of using system
QMake version 3.1
Using Qt version 5.9.5 in /usr/lib/x86_64-linux-gnu

Qt Creator 4.3.1
Based on Qt 5.9.1 (GCC 5.3.1 20160406 (Red Hat 5.3.1-6), 64 bit)
ubuntu 18.04 bionic

]]>https://forum.qt.io/topic/99033/build-error-undefined-reference-to-operator-delete-void-unsigned-long-qt_5RSS for NodeThu, 09 Apr 2026 07:19:07 GMTMon, 28 Jan 2019 09:51:52 GMT60<![CDATA[Reply to Build Error: undefined reference to `operator delete(void*, unsigned long)@Qt_5' on Mon, 28 Jan 2019 10:01:43 GMT]]>@anil_arise Can you show complete build log and your pro file?

]]>https://forum.qt.io/post/507719https://forum.qt.io/post/507719Mon, 28 Jan 2019 10:01:43 GMT