Qt Dynamic Plugin Fails to Load, Undefined Symbol -



Qt Dynamic Plugin Fails to Load, Undefined Symbol -

i have project i'm trying utilize custom qt plugins. have timer interface plugin interface (its callled timer). interface has 2 methods, read/write specify utilize of class defined in dll (streamreader, streamwriter). i've implemented timerinterface , tried loading plugin error message.

cannot load library libcountdowntimerd.so: undefined symbol: _zn9countdown4readerkst10shared_ptri15streamreadere).

so there problem read method. application loading library @ link time (i have libs += ....). timer interface , countdown implementation link library well.

i'm bit lost how symbol undefined. have thoughts?

thanks,

jec

doh, forgot add together definition method. can say, these things happen when code @ 11pm.

qt plugins

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