I am trying to upgrade from 4.1.5 to the latest CiviCRM but need to go through some intermediate releases to get there. I have installed 4.2.20 but get the following error dozens of times on each screen.
Strict warning: Non-static method CRM_Core_Block::setTemplateValues() should not be called statically in CRM_Core_Block::setTemplateValues() (line 587 of
Is there any way to get rid of it?