#29857: Incompatible library version: libQtGui.4.dylib requires version 45.0.0 or later, but libpng12.0.dylib provides version 44.0.0 --------------------------------------+------------------------------------- Reporter: thomas.haymore@… | Owner: macports-tickets@… Type: defect | Status: new Priority: Normal | Milestone: Component: ports | Version: 1.9.2 Keywords: | Port: qt4-mac py26-pyside libpng --------------------------------------+------------------------------------- Comment(by thomas.haymore@…): Here's what ended up happening (in addition to steps above): 1) When I tried to uninstall libpng, I discovered I had two versions installed, 1.2 and 1.4. 2) I tried uninstalling only 1.2 and forcing 1.4 to upgrade, but that didn't work 3) Uninstalled everything, libpng, qt4, and py26-pyside 4) reinstalled qt4 and py26-pyside and dependents 5) everything seems to work fine now Thanks for the help. -- Ticket URL: <https://trac.macports.org/ticket/29857#comment:4> MacPorts <http://www.macports.org/> Ports system for Mac OS