Month: July 2015

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ERROR: Could not open acquire_lock.status.

While performing few “emgr_update”operations, sometimes we get “Could not open acquire_lock.status.” error. For example performing dimension upgrade or performing set_template and other for Endeca Experience Manager. emgr_update –host localhost: –action set_templates –prefix MyDemo –dir /opt/endeca/apps/MyDemo/config/cartridge_templates -app_name MyDemo In the above example, we miss to add port entry, adding correct port will fix the above issue. C:\Endeca\PlatformServices\11.1.0\bin>emgr_update.bat –host localhost:8888 –app_name <appname> –prefix <appprefix> […]

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Resolve ConcurrentModificationException

This tutorial gives details on “ConcurrentModificationException” and how to avoid it. As per Javadoc, “ConcurrentModificationException” may be thrown by methods that have detected concurrent modification of an object when such modification is not permissible. An example, it is not generally permissible for one thread to modify a Collection while another thread is iterating over it. Let’s see things in action. Create class “” […]

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