I'm having a similar sounding problem loading openlp. Sometimes it works fine, other times it hangs on the logo...
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Running Windows 10 and the latest Beta.
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2015-10-16 14:27:46,641 openlp.core.common.registry INFO Registry Initialising<br>2015-10-16 14:27:46,641 openlp.core.utils.init INFO Openlp version 2.1.6<br>2015-10-16 14:27:46,641 openlp.core.OpenLP DEBUG Entering is_already_running<br>2015-10-16 14:27:46,641 openlp.core.utils.languagemanager INFO Language file: '[en]' Loaded from conf file<br>2015-10-16 14:27:46,646 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,646 root DEBUG Could not find default_translator.<br>2015-10-16 14:27:46,646 openlp.core.OpenLP DEBUG Entering run<br>2015-10-16 14:27:46,651 openlp.core.lib.screen INFO Screen 0 found with resolution PyQt4.QtCore.QRect(0, 0, 1280, 1024)<br>2015-10-16 14:27:46,651 openlp.core.lib.screen INFO Screen 1 found with resolution PyQt4.QtCore.QRect(-1366, 0, 1366, 768)<br>2015-10-16 14:27:46,651 openlp.core.lib.screen DEBUG set_current_display 1<br>2015-10-16 14:27:46,651 openlp.core.lib.screen DEBUG set_override_display<br>2015-10-16 14:27:46,651 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,651 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,651 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,651 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,651 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,671 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,846 openlp.core.OpenLP DEBUG Entering backup_on_upgrade<br>2015-10-16 14:27:46,856 openlp.core.OpenLP DEBUG Entering event<br>2015-10-16 14:27:46,941 openlp.core.lib.pluginmanager.PluginManager INFO Plugin manager Initialising<br>2015-10-16 14:27:46,941 openlp.core.lib.pluginmanager.PluginManager DEBUG Base path C:\Program Files (x86)\OpenLP\plugins <br>2015-10-16 14:27:46,941 openlp.core.lib.pluginmanager.PluginManager INFO Plugin manager Initialised<br>2015-10-16 14:27:46,946 openlp.core.lib.renderer.Renderer DEBUG _calculate default PyQt4.QtCore.QRect(-1366, 0, 1366, 768), 0.562225<br>